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Lab
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» Classroom
Special topics:
Data Science for Finance
Fin. Engineering for Investment
Quant. Risk Management
Quant. Portf. Management
Refresher
- Mathematics
Refresher
- Python
Refresher
- MATLAB
Certificate
Overview
Body of knowledge
Testing
How to prepare
FAQ
Pricing
Community
Membership
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Alumni
Events
Academia
About
About ARPM
Who is it for?
Testimonials
Attilio Meucci
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Charity
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Theory
»
Overview
Theory
Introduction
About the ARPM Lab
Organization of the ARPM Lab
Learning the ARPM Lab by topic
Learning the ARPM Lab by channel
Audience and prerequisites
About quantitative finance: P and Q
Differences between P and Q
Commonalities between P and Q
Notation
Key notation tenets
Operators and special functions
Calculus
Probability and general distribution theory
Summary statistical features
Distributions
Stochastic processes
Time conventions and counting indexes
Risk drivers
Invariants
Performance
Asset classes
Portfolio
Factor models and learning
Views processing
Investor preferences/profile
Acronyms
Glossary
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
Y
Z
Bibliography
I. The “Checklist”
Executive summary
[ 1 ]
Risk drivers identification
[ 1.1 ]
Equities
[ 1.2 ]
Currencies
[ 1.2.1 ]
Exchange rates
[ 1.2.2 ]
Contracts
[ 1.3 ]
Fixed-income
[ 1.3.1 ]
Zero-coupon bond
[ 1.3.2 ]
Rolling value
[ 1.3.3 ]
Yield to maturity
[ 1.3.4 ]
Alternative representations
[ 1.3.5 ]
Parsimonious representations
[ 1.3.6 ]
Spreads
[ 1.4 ]
Derivatives
[ 1.4.1 ]
Call option
[ 1.4.2 ]
Rolling value
[ 1.4.3 ]
Implied volatility
[ 1.4.4 ]
Alternative representations
[ 1.4.5 ]
Parsimonious representations
[ 1.4.6 ]
Pure volatility products
[ 1.5 ]
Credit
[ 1.5.1 ]
Definitions
[ 1.5.2 ]
Conditioning risk drivers
[ 1.5.3 ]
Aggregate risk drivers
[ 1.6 ]
Insurance
[ 1.7 ]
Operations
[ 1.8 ]
High frequency
[ 1.8.1 ]
Market microstructure
[ 1.8.2 ]
Activity time
[ 1.8.3 ]
Time-changed variables
[ 1.9 ]
Strategies
[ 1.10 ]
The final output
[ 1.11 ]
Points of interest, pitfalls, practical tips
[ 1.11.1 ]
Spurious heteroscedasticity
[ 1.11.2 ]
Spot, par, yield, forward, zero, risk-free,...which rate and curve?
[ 2 ]
Quest for invariance
[ 2.1 ]
Efficiency: random walk
[ 2.1.1 ]
Continuous-state random walk
[ 2.1.2 ]
Discrete-state random walk
[ 2.1.3 ]
Flexible combinations
[ 2.2 ]
Mean-reversion (continuous state): ARMA
[ 2.2.1 ]
AR(1) process
[ 2.2.2 ]
AR(1) generalizations
[ 2.3 ]
Mean-reversion (discrete state)
[ 2.3.1 ]
Markov chains
[ 2.3.2 ]
Markov chains for credit
[ 2.3.3 ]
Structural models for credit
[ 2.3.4 ]
Connection Markov chains/structural models
[ 2.4 ]
Long memory: fractional integration
[ 2.5 ]
Seasonality
[ 2.6 ]
Volatility clustering
[ 2.6.1 ]
GARCH
[ 2.6.2 ]
Extensions of GARCH
[ 2.6.3 ]
Stochastic volatility
[ 2.7 ]
Multivariate quest
[ 2.7.1 ]
Copula-marginal models
[ 2.7.2 ]
Efficiency: multivariate random walk
[ 2.7.3 ]
Mean reversion (continuous state): VAR(I)MA
[ 2.7.4 ]
Mean reversion (discrete state)
[ 2.7.5 ]
Volatility clustering
[ 2.7.6 ]
Toward machine learning
[ 2.8 ]
Cointegration
[ 2.8.1 ]
Modeling
[ 2.8.2 ]
Detection
[ 2.8.3 ]
Fit
[ 2.9 ]
The final output
[ 2.9.1 ]
Model for groups
[ 2.9.2 ]
Fit and invariants extraction for groups
[ 2.9.3 ]
Marginal test for invariance
[ 2.9.4 ]
Green light toward joint estimation
[ 2.10 ]
Points of interest, pitfalls, practical tips
[ 2.10.1 ]
Model-free invariance extraction
[ 2.10.2 ]
Generalized Wold’s theorem
[ 2.10.3 ]
Information set
[ 2.10.4 ]
Returns are not invariants
[ 2.10.5 ]
Sampling step size
[ 3 ]
Estimation
[ 3.1 ]
Setting the flexible probabilities
[ 3.1.1 ]
Exponential decay and time conditioning
[ 3.1.2 ]
Kernels and state conditioning
[ 3.1.3 ]
Joint state and time conditioning
[ 3.1.4 ]
Statistical power of flexible probabilities
[ 3.2 ]
Historical
[ 3.2.1 ]
From historical distribution to flexible probabilities
[ 3.2.2 ]
Location-dispersion: HFP ellipsoid
[ 3.2.3 ]
Kernel estimation with flexible probabilities
[ 3.3 ]
Maximum likelihood
[ 3.3.1 ]
From maximum likelihood to flexible probabilities
[ 3.3.2 ]
Exponential family invariants
[ 3.3.3 ]
Location-dispersion: normal MLFP ellipsoid
[ 3.3.4 ]
Location-dispersion: t MLFP ellipsoid
[ 3.4 ]
Bayesian
[ 3.4.1 ]
Exponential family invariants
[ 3.4.2 ]
Normal invariants
[ 3.5 ]
Shrinkage
[ 3.5.1 ]
Mean shrinkage: James-Stein
[ 3.5.2 ]
Covariance shrinkage: Ledoit-Wolf
[ 3.5.3 ]
Correlation shrinkage: random matrix theory
[ 3.5.4 ]
Covariance shrinkage: sparse eigenvector rotations
[ 3.5.5 ]
Covariance shrinkage: glasso
[ 3.5.6 ]
Covariance shrinkage: factor analysis
[ 3.6 ]
Generalized method of moments
[ 3.6.1 ]
Method of moments
[ 3.6.2 ]
Generalized method of moments - exact specification
[ 3.6.3 ]
Generalized method of moments - over specification
[ 3.7 ]
Robustness
[ 3.7.1 ]
Local robustness
[ 3.7.2 ]
Global robustness
[ 3.8 ]
Missing data
[ 3.8.1 ]
Randomly missing data
[ 3.8.2 ]
Times series of different length
[ 3.8.3 ]
Missing series
[ 3.9 ]
(Dynamic) copula-marginal
[ 3.9.1 ]
Static copula
[ 3.9.2 ]
Application: credit risk
[ 3.9.3 ]
Dynamic copula
[ 3.10 ]
The final output
[ 3.10.1 ]
Historical
[ 3.10.2 ]
Analytical
[ 3.10.3 ]
Copula-marginal
[ 3.11 ]
Points of interest, pitfalls, practical tips
[ 3.11.1 ]
Unconditional estimation
[ 3.11.2 ]
Standardization
[ 3.11.3 ]
Non-synchronous data
[ 3.11.4 ]
High-frequency volatility/correlation
[ 3.11.5 ]
Outlier detection
[ 3.11.6 ]
Exponential moving moments and statistics
[ 3.11.7 ]
Backward/forward exponential decay
[ 3.11.8 ]
Combining estimation techniques
[ 4 ]
Projection
[ 4.1 ]
One-step historical projection
[ 4.2 ]
Univariate analytical projection
[ 4.3 ]
Multivariate analytical projection
[ 4.4 ]
Monte Carlo
[ 4.4.1 ]
Markov models
[ 4.4.2 ]
State-space models
[ 4.4.3 ]
Copula-marginal models
[ 4.4.4 ]
Generalizations
[ 4.5 ]
Historical
[ 4.5.1 ]
Historical bootstrapping
[ 4.5.2 ]
Hybrid Monte Carlo-historical
[ 4.6 ]
Application to credit risk
[ 4.6.1 ]
Copula-marginal approach
[ 4.7 ]
Square-root rule and generalizations
[ 4.7.1 ]
Thin-tailed random walk
[ 4.7.2 ]
Thick-tailed random walk
[ 4.7.3 ]
Multivariate random walk
[ 4.7.4 ]
General processes
[ 4.8 ]
The final output
[ 4.8.1 ]
Analytical
[ 4.8.2 ]
Scenarios
[ 4.9 ]
Points of interest, pitfalls, practical tips
[ 4.9.1 ]
Consecutive (non-)overlapping sequences
[ 4.9.2 ]
Semi-analytical random walk projection via fast Fourier transform
[ 4.9.3 ]
GARCH generalized next-step
[ 4.9.4 ]
Projection step at a later stage of the Checklist
[ 4.9.5 ]
Pitfalls for square-root rule
[ 4.9.6 ]
Thick tails from thin tails
[ 4.9.7 ]
Martingales
[ 4.9.8 ]
Linear versus compounded returns
[ 4.9.9 ]
FFT for moving averages
[ 4.9.10 ]
Scenario projection enhancements by probability twisting
[ 4.9.11 ]
Jumps versus diffusion
[ 5 ]
Pricing at the horizon
[ 5.1 ]
Exact repricing
[ 5.1.1 ]
Equities
[ 5.1.2 ]
Currencies
[ 5.1.3 ]
Fixed-income
[ 5.1.4 ]
Derivatives
[ 5.1.5 ]
Credit
[ 5.1.6 ]
High frequency
[ 5.1.7 ]
Strategies
[ 5.2 ]
Carry
[ 5.2.1 ]
Equities
[ 5.2.2 ]
Currencies
[ 5.2.3 ]
Fixed-income
[ 5.2.4 ]
Derivatives
[ 5.2.5 ]
Other asset classes
[ 5.3 ]
Taylor approximations
[ 5.3.1 ]
Equities
[ 5.3.2 ]
Fixed-income
[ 5.3.3 ]
Derivatives
[ 5.3.4 ]
Other asset classes
[ 5.4 ]
Hybrid Taylor/repricing approximation
[ 5.4.1 ]
Global quadratic approximation
[ 5.4.2 ]
Interpolated residual
[ 5.5 ]
The final output
[ 5.5.1 ]
Analytical approach
[ 5.5.2 ]
Scenario-based approach
[ 5.6 ]
Testing the pricing function
[ 5.7 ]
Pitfalls and practical tips
[ 5.7.1 ]
Pricing at the horizon and arbitrage
[ 5.7.2 ]
Path dependence
[ 5.7.3 ]
“Pricing at the horizon”versus “asset pricing/valuation theory”
[ 5.7.4 ]
Black-Merton-Scholes is exactly correct!
[ 5.7.5 ]
Greeks for intra-day updates
[ 5.7.6 ]
Greeks at the horizon
[ 5.7.7 ]
Bond carry versus accrued interest
[ 5.7.8 ]
Option carry versus theta
[ 6 ]
Aggregation
[ 6.1 ]
Stock variables
[ 6.1.1 ]
Portfolio
[ 6.1.2 ]
Value
[ 6.1.3 ]
Exposure
[ 6.1.4 ]
Leverage
[ 6.2 ]
Credit value adjustment
[ 6.3 ]
Liquidity value adjustment
[ 6.4 ]
Static market/credit risk
[ 6.4.1 ]
Standardized holdings and weights
[ 6.4.2 ]
Scenario-probability distribution
[ 6.4.3 ]
Elliptical distribution
[ 6.4.4 ]
Quadratic-normal distribution
[ 6.5 ]
Dynamic market/credit risk
[ 6.6 ]
Stress-testing
[ 6.6.1 ]
Theory
[ 6.6.2 ]
Why have stress-tests
[ 6.6.3 ]
Panic copula
[ 6.6.4 ]
Extreme copula
[ 6.7 ]
Enterprise risk management
[ 6.7.1 ]
Portfolio: balance sheet
[ 6.7.2 ]
Performance: income statement
[ 6.7.3 ]
Operational risk
[ 6.7.4 ]
Banking simplified regulatory framework
[ 6.7.5 ]
Insurance simplified framework
[ 6.8 ]
The final output
[ 6.8.1 ]
Analytical approach
[ 6.8.2 ]
Scenario-based approach
[ 6.9 ]
Points of interest and pitfalls
[ 6.9.1 ]
Solvency and collateral
[ 6.9.2 ]
CreditRisk+ approximation
[ 7 ]
Ex-ante evaluation
[ 7.1 ]
Stochastic dominance
[ 7.2 ]
Satisfaction/risk measures
[ 7.3 ]
Mean-variance trade-off
[ 7.3.1 ]
Mean
[ 7.3.2 ]
Variance
[ 7.3.3 ]
Standard deviation
[ 7.3.4 ]
Mean-variance trade-off
[ 7.3.5 ]
A strange success story
[ 7.4 ]
Expected utility and certainty-equivalent
[ 7.4.1 ]
Common utility functions
[ 7.4.2 ]
Computation
[ 7.5 ]
Quantile (value at risk)
[ 7.5.1 ]
Definition
[ 7.5.2 ]
Computation
[ 7.6 ]
Spectral satisfaction measures/Distortion expectations
[ 7.6.1 ]
Definition
[ 7.6.2 ]
Common spectral/distortion measures
[ 7.6.3 ]
Computation
[ 7.7 ]
Coherent satisfaction measures
[ 7.7.1 ]
Definition
[ 7.7.2 ]
Common coherent measures
[ 7.7.3 ]
Computation
[ 7.8 ]
Non-dimensional ratios
[ 7.8.1 ]
Information ratio
[ 7.8.2 ]
Downside ratios
[ 7.9 ]
Additional measures
[ 7.9.1 ]
Beta
[ 7.9.2 ]
Correlation
[ 7.9.3 ]
Buhlmann expectation
[ 7.9.4 ]
Esscher expectation
[ 7.10 ]
Enterprise risk management
[ 7.11 ]
The final output
[ 7.12 ]
Pitfalls, points of interest and practical tips
[ 7.12.1 ]
The Arrow-Pratt approximation of the certainty-equivalent
[ 7.12.2 ]
Utility versus quantile
[ 7.12.3 ]
Utility versus spectrum functions
[ 7.12.4 ]
Spectral/distortion versus coherent measures
[ 7.12.5 ]
The Buhlmann and Esscher expectations are not distortion expectations
[ 7.12.6 ]
Satisfaction measures under normality
[ 8 ]
Ex-ante attribution
[ 8a ]
Ex-ante attribution: performance
[ 8a.1 ]
Bottom-up exposures
[ 8a.1.1 ]
Pricing factors
[ 8a.1.2 ]
Style factors/smart beta
[ 8a.2 ]
Top-down exposures: factors on demand
[ 8a.2.1 ]
Analytical computation
[ 8a.2.2 ]
Cardinality constraints
[ 8a.3 ]
Relationship between bottom-up and top-down exposures
[ 8a.3.1 ]
Subportfolios
[ 8a.3.2 ]
Style factors/smart beta
[ 8a.4 ]
Joint distribution
[ 8a.4.1 ]
Elliptical distribution
[ 8a.4.2 ]
Scenario-probability distribution
[ 8a.5 ]
Application: hedging
[ 8a.6 ]
The final output
[ 8a.7 ]
Pitfalls and practical tips
[ 8a.7.1 ]
Estimation versus attribution
[ 8a.7.2 ]
The ex-ante attribution is not a regression on past data
[ 8b ]
Ex-ante attribution: risk
[ 8b.1 ]
General criteria
[ 8b.1.1 ]
Isolated/“first in”proportional attribution
[ 8b.1.2 ]
“Last in”proportional attribution
[ 8b.1.3 ]
Sequential attribution
[ 8b.1.4 ]
Shapley attribution
[ 8b.2 ]
Homogenous measures and Euler decomposition
[ 8b.2.1 ]
Standard deviation
[ 8b.2.2 ]
Variance
[ 8b.2.3 ]
Certainty-equivalent
[ 8b.2.4 ]
Distortion/spectral measures
[ 8b.2.5 ]
Economic capital
[ 8b.3 ]
Esscher expectation
[ 8b.4 ]
Buhlmann expectation
[ 8b.5 ]
Minimum-torsion bets attribution of variance
[ 8b.5.1 ]
Minimum-torsion bets
[ 8b.5.2 ]
Effective number of bets
[ 8b.6 ]
The final output
[ 9 ]
Construction
[ 9a ]
Construction: portfolio optimization
[ 9a.1 ]
Mean-variance principles
[ 9a.2 ]
Analytical solutions of the mean-variance problem
[ 9a.3 ]
Portfolio replication
[ 9a.4 ]
Benchmark allocation
[ 9a.5 ]
Pitfalls and practical tips
[ 9a.6 ]
The final output
[ 9b ]
Construction: estimation and model risk
[ 9b.1 ]
Estimation risk measurement
[ 9b.2 ]
Sample-based allocation
[ 9b.3 ]
Prior allocation
[ 9b.4 ]
Estimation (=input) uncertainty: Bayesian allocation
[ 9b.5 ]
Allocation (=output) uncertainty: Robust allocation
[ 9c ]
Construction: cross-sectional strategies
[ 9c.1 ]
Simplistic portfolio construction
[ 9c.1.1 ]
Backtesting
[ 9c.2 ]
Advanced portfolio construction
[ 9c.2.1 ]
Signal-induced factor
[ 9c.2.2 ]
Flexible factor
[ 9c.2.3 ]
Backtesting
[ 9c.3 ]
Relationship with FLAM and APT
[ 9c.3.1 ]
Signal-induced moments of the P&L
[ 9c.3.2 ]
Fundamental law of active management
[ 9c.3.3 ]
APT assumption
[ 9c.4 ]
Multiple portfolios
[ 9c.4.1 ]
Characteristic portfolios
[ 9c.4.2 ]
Signal-induced factors
[ 9c.4.3 ]
Flexible factors
[ 9c.4.4 ]
Relationship with FLAM and APT
[ 9c.5 ]
Points of interest, pitfalls, practical tips
[ 9c.5.1 ]
Machine learning
[ 9c.5.2 ]
Generalized fundamental law of active management
[ 9d ]
Construction: time series strategies
[ 9d.1 ]
The market
[ 9d.1.1 ]
Risky investment
[ 9d.1.2 ]
Low-risk investment
[ 9d.1.3 ]
Strategies
[ 9d.2 ]
Expected utility maximization
[ 9d.2.1 ]
The objective
[ 9d.2.2 ]
Optimization
[ 9d.3 ]
Option based portfolio insurance
[ 9d.3.1 ]
Payoff design
[ 9d.3.2 ]
Partial differential equation
[ 9d.3.3 ]
Budget
[ 9d.3.4 ]
Policy
[ 9d.3.5 ]
A unified approach
[ 9d.4 ]
Rolling horizon heuristics
[ 9d.4.1 ]
Constant proportion portfolio insurance
[ 9d.4.2 ]
Drawdown control
[ 9d.5 ]
Signal induced strategy
[ 9d.6 ]
Convexity analysis
[ 10 ]
Execution
[ 10.1 ]
Market impact modeling
[ 10.1.1 ]
Liquidity curve
[ 10.1.2 ]
Exogenous impact
[ 10.1.3 ]
Endogenous impact
[ 10.2 ]
Order scheduling
[ 10.2.1 ]
Trading P&L decomposition
[ 10.2.2 ]
Model P&L
[ 10.2.3 ]
Moments of model P&L
[ 10.2.4 ]
Model P&L optimization
[ 10.2.5 ]
Quasi-optimal P&L distribution
[ 10.3 ]
Order placement
[ 10.3.1 ]
Step 1: order scheduling
[ 10.3.2 ]
Step 2: order placement
[ 10.4 ]
The final output
[ 10.5 ]
Points of interest, pitfalls, practical tips
[ 10.5.1 ]
Mean-variance optimization in complex models
[ 10.5.2 ]
Price manipulation
[ 10.5.3 ]
Testing
II. Factor models and learning
[ 11 ]
Executive summary
[ 12 ]
Linear factor models
[ 12.1 ]
Overview
[ 12.1.1 ]
The r-squared
[ 12.1.2 ]
Dominant-residual models
[ 12.1.3 ]
Systematic-idiosyncratic models
[ 12.1.4 ]
Estimation
[ 12.2 ]
Regression LFM’s
[ 12.2.1 ]
Definition
[ 12.2.2 ]
Solution: factor loadings
[ 12.2.3 ]
Prediction and fit
[ 12.2.4 ]
Residuals features
[ 12.2.5 ]
Natural scatter specification
[ 12.2.6 ]
The geometry of linear regression
[ 12.2.7 ]
Linearized prediction and error
[ 12.2.8 ]
A success story
[ 12.2.9 ]
Estimation
[ 12.3 ]
Principal component LFM’s
[ 12.3.1 ]
Definition
[ 12.3.2 ]
Solution: factor loadings and factor-construction matrix
[ 12.3.3 ]
Prediction and fit
[ 12.3.4 ]
Residuals features
[ 12.3.5 ]
Natural scatter specification
[ 12.3.6 ]
Identification issues
[ 12.3.7 ]
Estimation
[ 12.4 ]
Systematic-idiosyncratic LFM’s
[ 12.4.1 ]
Definition
[ 12.4.2 ]
Implications on parameters
[ 12.4.3 ]
Implications on covariance
[ 12.4.4 ]
Factor analysis: principal axis factorization
[ 12.4.5 ]
Loadings unearthing and factor approximation
[ 12.4.6 ]
Prediction and fit
[ 12.4.7 ]
Identification issues
[ 12.4.8 ]
Estimation
[ 12.5 ]
Cross-sectional LFM’s
[ 12.5.1 ]
Definition
[ 12.5.2 ]
Solution: factor-construction matrix
[ 12.5.3 ]
Prediction and fit
[ 12.5.4 ]
Residuals features
[ 12.5.5 ]
Natural scatter specification
[ 12.5.6 ]
Systematic-idiosycratic assumption
[ 12.5.7 ]
Estimation
[ 12.6 ]
Points of interest, pitfalls, practical tips
[ 12.6.1 ]
LFM’s are not a regression on past data(1) [⋆⋆]
[ 12.6.2 ]
LFM’s are not about returns(2-3) [⋆⋆]
[ 12.6.3 ]
LFM’s are not about stocks(4) [⋆⋆]
[ 12.6.4 ]
LFM’s “factors”are not “factors returns”(5) [⋆]
[ 12.6.5 ]
LFM’s are not systematic-idiosyncratic(6-7) [⋆⋆⋆]
[ 12.6.6 ]
LFM’s are not horizon-independent(8) [⋆⋆]
[ 12.6.7 ]
LFM’s are not a dimension reduction technique(9) [⋆]
[ 12.6.8 ]
LFM’s are not APT and CAPM(10-11-12) [⋆⋆⋆]
[ 12.6.9 ]
LFM’s do not include factor analysis(14) [⋆⋆]
[ 12.6.10 ]
LFM’s do not extract premia-generating factors(16)[⋆⋆]
[ 12.6.11 ]
LFM’s are not always necessary(13-15-17-18) [⋆⋆⋆]
[ 12.6.12 ]
Equivalent linear formulation for regression
[ 12.6.13 ]
Principal factors are not principal components
[ 12.6.14 ]
Performance of regression versus principal component
[ 12.6.15 ]
Conditional principal component
[ 12.6.16 ]
More general constraints
[ 13 ]
Machine learning foundations
[ 13.1 ]
Problems
[ 13.1.1 ]
Supervised modeling
[ 13.1.2 ]
Unsupervised modeling
[ 13.1.3 ]
Reinforcement modeling
[ 13.2 ]
Point vs. probabilistic statements
[ 13.3 ]
Inference and learning
[ 13.3.1 ]
Discriminant vs. generative models
[ 13.3.2 ]
Prediction and related concepts
[ 14 ]
Point machine learning models
[ 14.1 ]
Least squares regression
[ 14.1.1 ]
Theoretical optimum
[ 14.1.2 ]
Linear features
[ 14.1.3 ]
Analysis of variance
[ 14.1.4 ]
Interactions
[ 14.1.5 ]
Trees
[ 14.1.6 ]
Additive models
[ 14.1.7 ]
Deep learning
[ 14.1.8 ]
Kernel trick
[ 14.1.9 ]
Gradient boosting
[ 14.2 ]
Quantile and non-least-squares regression
[ 14.2.1 ]
Theoretical optimum
[ 14.2.2 ]
Linear features
[ 14.2.3 ]
Non-linear features
[ 14.2.4 ]
Generalized regression
[ 14.3 ]
Classification
[ 14.3.1 ]
Theoretical misclassification optimum
[ 14.3.2 ]
Receiver operating characteristic (ROC)
[ 14.3.3 ]
Linear regression
[ 14.3.4 ]
Fisher discriminant analysis
[ 14.3.5 ]
Perceptron
[ 14.3.6 ]
Support vector machines
[ 14.3.7 ]
Non-linear features
[ 14.4 ]
Least squares autoencoders
[ 14.4.1 ]
Principal component analysis
[ 14.4.2 ]
Total least squares
[ 14.4.3 ]
Partial least squares
[ 14.4.4 ]
Canonical correlation analysis
[ 14.4.5 ]
Minimum torsion variables
[ 14.4.6 ]
k-means clustering
[ 14.4.7 ]
Kernel trick
[ 14.4.8 ]
Independent component analysis
[ 15 ]
Probabilistic machine learning models
[ 15.1 ]
Supervised models
[ 15.1.1 ]
Unconstrained probabilistic predictions
[ 15.1.2 ]
Regression
[ 15.1.3 ]
Binary classification
[ 15.1.4 ]
Multiple classification
[ 15.1.5 ]
Generalized linear models
[ 15.1.6 ]
Exponential family
[ 15.2 ]
Graphical models
[ 15.2.1 ]
Probabilistic factor analysis
[ 15.2.2 ]
Mixture models
[ 15.2.3 ]
Naive Bayes models
[ 15.2.4 ]
Graphs
[ 15.2.5 ]
Markov random fields
[ 15.2.6 ]
Bayes networks
[ 16 ]
Generalized probabilistic inference
[ 16.1 ]
Minimum relative entropy
[ 16.1.1 ]
Base distribution and view variables
[ 16.1.2 ]
Point views
[ 16.1.3 ]
Distributional views
[ 16.1.4 ]
Partial views
[ 16.1.5 ]
Partial views on generalized expectations
[ 16.1.6 ]
Sanity check
[ 16.1.7 ]
Confidence
[ 16.1.8 ]
Relationship with Bayesian updating
[ 16.2 ]
Analytical implementation
[ 16.2.1 ]
Base distribution
[ 16.2.2 ]
Views
[ 16.2.3 ]
Updated distribution
[ 16.2.4 ]
Confidence
[ 16.2.5 ]
Relevant special cases
[ 16.3 ]
Flexible probabilities implementation
[ 16.3.1 ]
Base distribution
[ 16.3.2 ]
Views
[ 16.3.3 ]
Updated distribution
[ 16.3.4 ]
Confidence
[ 16.4 ]
Factor-based implementations
[ 16.5 ]
Copula opinion pooling
[ 16.5.1 ]
Base distribution
[ 16.5.2 ]
Views
[ 16.5.3 ]
Updated distribution
[ 16.5.4 ]
Confidence
[ 16.5.5 ]
The algorithm
[ 16.6 ]
Generalized shrinkage
[ 16.6.1 ]
Intuition
[ 16.6.2 ]
Classical shrinkage
[ 16.6.3 ]
Bayesian updating
[ 16.6.4 ]
Minimum relative entropy
[ 16.6.5 ]
Shrinkage
[ 16.6.6 ]
Regularization
[ 17 ]
Dynamic and spatial models
[ 17.1 ]
Overview
[ 17.2 ]
Least squares dynamic models
[ 17.3 ]
Levinson filtering
[ 17.4 ]
Wiener-Kolmogorov filtering
[ 17.4.1 ]
Non-causal filtering
[ 17.4.2 ]
Causal filtering
[ 17.5 ]
Kriging
[ 17.6 ]
Dynamic principal component analysis
[ 17.6.1 ]
Solution
[ 17.6.2 ]
Computational issue
[ 17.7 ]
Functional principal component analysis
[ 17.8 ]
Probabilistic linear state-space models
[ 17.8.1 ]
Model
[ 17.8.2 ]
Estimation
[ 17.9 ]
Probabilistic state space models
[ 17.9.1 ]
Hidden Markov models
[ 18 ]
Application: probabilistic regression in the stock market
[ 18.1 ]
Time series models
[ 18.2 ]
Maximum likelihood
[ 18.2.1 ]
The model
[ 18.2.2 ]
Normal assumption
[ 18.2.3 ]
Student t assumption
[ 18.3 ]
Factor selection for regression
[ 18.3.1 ]
Stepwise regression selection
[ 18.3.2 ]
Lasso regression
[ 18.3.3 ]
Ridge regression
[ 18.4 ]
Bayesian
[ 18.4.1 ]
Normal conditional likelihood
[ 18.4.2 ]
Normal-inverse-Wishart prior distribution
[ 18.4.3 ]
Normal-inverse-Wishart posterior distribution
[ 18.4.4 ]
Student t predictive distribution
[ 18.4.5 ]
Classical equivalent
[ 18.4.6 ]
Uncertainty
[ 18.5 ]
Mixed approach
[ 19 ]
Application: principal component analysis of the yield curve
[ 19.1 ]
Cross-sectional structure of the yield curve covariance
[ 19.2 ]
Finite set of times to maturity
[ 19.3 ]
The continuum limit
[ 20 ]
Application: credit default classification
[ 20.1 ]
Background
[ 20.2 ]
Fit and assessment
[ 20.3 ]
Logistic regression
[ 20.4 ]
Interactions
[ 20.5 ]
Encoding
[ 20.6 ]
Regularization
[ 20.7 ]
Trees
[ 20.8 ]
Gradient boosting
[ 20.9 ]
Cross-validation
[ 21 ]
Application: clustering
[ 21.1 ]
k-means clustering
[ 21.2 ]
Shrinkage
III. Valuation
[ 22 ]
Executive summary
[ 23 ]
Background definitions
[ 23.1 ]
Valuation foundations
[ 23.1.1 ]
Instruments
[ 23.1.2 ]
Value
[ 23.1.3 ]
Cash-flows
[ 23.1.4 ]
Re-invested cash-flows
[ 23.1.5 ]
Cash-flow adjusted value
[ 23.1.6 ]
Profit-and-loss (P&L)
[ 23.1.7 ]
Payoff
[ 23.2 ]
Points of interest and pitfalls
[ 23.2.1 ]
Value versus price
[ 23.2.2 ]
Multi-currency conversions
[ 23.2.3 ]
Actual versus simple P&L
[ 24 ]
Linear pricing theory
[ 24a ]
Linear pricing theory: core
[ 24a.1 ]
Fundamental axioms
[ 24a.1.1 ]
Law of one price
[ 24a.1.2 ]
Linearity
[ 24a.1.3 ]
No arbitrage
[ 24a.2 ]
Stochastic discount factor
[ 24a.2.1 ]
Identification
[ 24a.2.2 ]
Misidentification
[ 24a.3 ]
Fundamental theorem of asset pricing
[ 24a.4 ]
Risk-neutral pricing
[ 24a.4.1 ]
General case
[ 24a.4.2 ]
No rebalancing limit: forward measure
[ 24a.4.3 ]
Continuous rebalancing limit
[ 24a.5 ]
Capital asset pricing model framework
[ 24a.5.1 ]
Maximum Sharpe ratio portfolio
[ 24a.5.2 ]
Security market line
[ 24a.5.3 ]
Alternative derivation: linear factor model for stochastic discount factor
[ 24a.6 ]
Covariance principle
[ 24a.7 ]
Point of interest and pitfalls
[ 24a.7.1 ]
Relationships among fundamental axioms
[ 24b ]
Linear pricing theory: further assumptions
[ 24b.1 ]
Completeness
[ 24b.1.1 ]
Definition
[ 24b.1.2 ]
Pricing
[ 24b.1.3 ]
Arrow-Debreu securities
[ 24b.1.4 ]
Stochastic discount factor
[ 24b.2 ]
Equilibrium: pure capital asset pricing model
[ 24b.3 ]
Equilibrium: Buhlmann pricing equation
[ 24b.4 ]
Arbitrage pricing theory
[ 24b.4.1 ]
Standard derivation: linear factor model for instruments
[ 24b.4.2 ]
Alternative derivation: linear factor model for stochastic discount factor
[ 24b.5 ]
Intertemporal consistency
[ 24b.5.1 ]
Continuous time variables
[ 24b.5.2 ]
Martingales
[ 24b.5.3 ]
Heuristic for stochastic discount factor time consistency
[ 24b.5.4 ]
Heuristic for numeraire martingale
[ 25 ]
Non-linear pricing theory
[ 25.1 ]
Fundamental axioms
[ 25.1.1 ]
Law of one price
[ 25.1.2 ]
Non-linearity
[ 25.1.3 ]
Arbitrage
[ 25.2 ]
Valuation as evaluation
[ 25.2.1 ]
Variance and other shift principles
[ 25.2.2 ]
Certainty-equivalent principle
[ 25.2.3 ]
Distortion principles
[ 25.2.4 ]
Esscher principle
[ 25.3 ]
Intertemporal consistency
[ 25.3.1 ]
Continuous time variables
[ 25.3.2 ]
Non-linear "martingales"?
[ 25.4 ]
Point of interest and pitfalls
[ 25.4.1 ]
Linear (mis)uses of non-linear pricing
[ 26 ]
Valuation implementation
[ 26.1 ]
Portfolio value
[ 26.1.1 ]
Long positions
[ 26.1.2 ]
Short positions
[ 26.1.3 ]
Generic positions
[ 26.1.4 ]
Portfolios, funds
[ 26.1.5 ]
Sum-of-parts
[ 26.1.6 ]
Valuation recipe
[ 26.2 ]
Equities
[ 26.2.1 ]
Discounted cash-flows
[ 26.2.2 ]
Multiples
[ 26.3 ]
Options
[ 26.3.1 ]
Bachelier
[ 26.3.2 ]
Black-Scholes
[ 26.3.3 ]
Heston
[ 26.3.4 ]
Valuation recipe
[ 26.4 ]
Fixed-income
[ 26.4.1 ]
Vasicek
[ 26.4.2 ]
Other models
[ 26.4.3 ]
Valuation recipe
[ 26.5 ]
Insurance
[ 26.5.1 ]
Life insurance
[ 26.5.2 ]
Non-life insurance
[ 26.6 ]
Real assets
IV. Performance analysis
[ 27 ]
Executive summary
[ 28 ]
Performance definitions
[ 28.1 ]
Holding P&L of a portfolio
[ 28.1.1 ]
Long positions
[ 28.1.2 ]
Short positions
[ 28.1.3 ]
Generic positions
[ 28.1.4 ]
Portfolios, funds
[ 28.2 ]
Trading P&L
[ 28.2.1 ]
Single transaction
[ 28.2.2 ]
Multiple transactions in one position
[ 28.2.3 ]
Portfolio rebalancing
[ 28.3 ]
Implementation shortfall
[ 28.4 ]
Returns
[ 28.4.1 ]
Basic definitions
[ 28.4.2 ]
Standard linear returns and weights
[ 28.4.3 ]
Generalized linear returns
[ 28.4.4 ]
Generalized weights and aggregation
[ 28.4.5 ]
Investments with capital injection
[ 28.4.6 ]
Log-returns
[ 28.5 ]
Excess performance
[ 28.5.1 ]
Benchmark
[ 28.5.2 ]
Excess return
[ 28.6 ]
Path analysis
[ 28.7 ]
Pitfalls and practical tips
[ 28.7.1 ]
Linear versus compounded returns
[ 29 ]
Performance attribution
V. Quant toolbox
[ 30 ]
Summary
[ 31 ]
Distributions
[ 31.1 ]
Representations of a distribution
[ 31.1.1 ]
Univariate distributions
[ 31.1.2 ]
Multivariate distributions
[ 31.2 ]
Marginalization
[ 31.3 ]
Conditioning
[ 31.3.1 ]
Conditional variables
[ 31.3.2 ]
Conditional features
[ 31.3.3 ]
Deterministic versus stochastic conditioning
[ 31.4 ]
Normal distribution
[ 31.4.1 ]
Properties of the normal distribution
[ 31.4.2 ]
Extensions of the normal distribution
[ 31.5 ]
Notable univariate distributions
[ 31.5.1 ]
Quadratic-normal distribution
[ 31.5.2 ]
Gamma distribution
[ 31.6 ]
Notable multivariate distributions
[ 31.6.1 ]
Student t
[ 31.6.2 ]
Cauchy
[ 31.6.3 ]
Uniform distribution
[ 31.6.4 ]
Uniform inside the ellipsoid
[ 31.6.5 ]
Uniform on the ellipsoid
[ 31.6.6 ]
Lognormal distribution
[ 31.6.7 ]
Wishart distribution
[ 31.7 ]
Elliptical distributions
[ 31.7.1 ]
Fundamental concepts
[ 31.7.2 ]
Moments and dependence
[ 31.7.3 ]
Stochastic representations
[ 31.7.4 ]
Affine equivariance
[ 31.7.5 ]
Generation of elliptical scenarios
[ 31.7.6 ]
Scenario generation with dimension reduction
[ 31.8 ]
Scenario-probability distributions
[ 31.8.1 ]
Types of scenario-probability distributions
[ 31.8.2 ]
Probability density function
[ 31.8.3 ]
Transformations and generalized expectations
[ 31.8.4 ]
Cumulative distribution function
[ 31.8.5 ]
Continuous cumulative distribution function
[ 31.8.6 ]
Quantile
[ 31.8.7 ]
Continuous quantile
[ 31.8.8 ]
Moments and other statistical features
[ 31.8.9 ]
Probabilities parametrization
[ 31.9 ]
Exponential family distributions
[ 31.9.1 ]
Normal distribution
[ 31.9.2 ]
Scenario-probability distribution
[ 31.10 ]
Mixture distributions
[ 31.11 ]
Other special classes of distributions
[ 31.11.1 ]
Stable distributions
[ 31.11.2 ]
Infinitely divisible distributions
[ 31.12 ]
Distributions cheat sheet
[ 31.12.1 ]
Univariate distributions
[ 31.12.2 ]
Multivariate distributions
[ 31.12.3 ]
Matrix-valued distributions
[ 32 ]
Geometry of distributions
[ 32.1 ]
Distributions geometry
[ 32.1.1 ]
Fisher metric: length and volume
[ 32.1.2 ]
Flatness and geodesics
[ 32.1.3 ]
Duality: potentials and Legendre transformations
[ 32.1.4 ]
Distance and divergence
[ 32.2 ]
Exponential distributions geometry
[ 32.3 ]
Scenario-probability distribution geometry
[ 33 ]
Copulas
[ 33.1 ]
Univariate results
[ 33.2 ]
Definition and properties
[ 33.2.1 ]
Grades
[ 33.2.2 ]
Copula
[ 33.2.3 ]
Sklar’s theorem
[ 33.2.4 ]
Copula invariance
[ 33.3 ]
Special classes of copulas
[ 33.3.1 ]
Elliptical copulas
[ 33.3.2 ]
Archimedean copulas
[ 33.4 ]
Implementation
[ 33.4.1 ]
Copula-marginal separation
[ 33.4.2 ]
Copula-marginal combination
[ 34 ]
Correlation and generalizations
[ 34.1 ]
Measures of dependence
[ 34.1.1 ]
Schweizer-Wolff measure
[ 34.1.2 ]
Mutual information
[ 34.2 ]
Measures of concordance
[ 34.2.1 ]
Kendall’s tau
[ 34.2.2 ]
Spearman’s rho
[ 34.3 ]
Correlation
[ 34.4 ]
Related definitions
[ 34.5 ]
Points of interest, pitfalls, practical tips
[ 34.5.1 ]
Schweizer and Wolff measure via simulations
[ 35 ]
Stochastic dominance
[ 35.1 ]
Strong dominance (order zero dominance)
[ 35.2 ]
Weak dominance (first order stochastic dominance)
[ 35.3 ]
Second order stochastic dominance
[ 35.4 ]
Order q stochastic dominance
[ 35.5 ]
Points of interest, pitfalls, practical tips
[ 36 ]
Location and dispersion
[ 36.1 ]
Expectation and variance
[ 36.1.1 ]
Key definitions
[ 36.1.2 ]
Visualization: uncertainty band
[ 36.1.3 ]
Affine equivariance
[ 36.1.4 ]
Variational principles
[ 36.2 ]
Expectation and covariance
[ 36.2.1 ]
Key definitions
[ 36.2.2 ]
Affine equivariance
[ 36.2.3 ]
Linear algebra: spectral decomposition
[ 36.2.4 ]
Visualization: ellipsoid
[ 36.2.5 ]
Statistics: principal component analysis
[ 36.2.6 ]
Calculus: most important summary statistics
[ 36.2.7 ]
Probability: Chebyshev’s inequality
[ 36.2.8 ]
Variational principles
[ 36.3 ]
L2 geometry
[ 36.3.1 ]
Expectation inner product
[ 36.3.2 ]
Covariance (improper) inner product
[ 36.3.3 ]
Covariance versus expectation inner product
[ 36.3.4 ]
Least squares prediction
[ 36.3.5 ]
Visualization: Euclidean vectors
[ 36.4 ]
Generalized location-dispersion: affine equivariance
[ 36.4.1 ]
Univariate case
[ 36.4.2 ]
Multivariate case
[ 36.5 ]
Generalized location-dispersion: variational principles
[ 36.5.1 ]
Key univariate definitions
[ 36.5.2 ]
Moment-based location-dispersion
[ 36.5.3 ]
Lp-based location-dispersion
[ 36.5.4 ]
Partial moment-based location-dispersion
[ 36.5.5 ]
Quantile-based location-dispersion
[ 36.5.6 ]
Median-based location-dispersion
[ 36.5.7 ]
Key multivariate definitions
[ 36.6 ]
Points of interest, pitfalls, practical tips
[ 36.6.1 ]
Alternative visualizations in low dimension
[ 36.6.2 ]
Lp geometry
[ 36.6.3 ]
The fundamental risk quadrangle
[ 36.6.4 ]
Connections to estimation and assessment
[ 37 ]
Decision theory with model uncertainty
[ 37.1 ]
Foundations of decision theory
[ 37.1.1 ]
Fundamental concepts
[ 37.1.2 ]
Frequentist approach
[ 37.1.3 ]
Bayesian approach
[ 37.1.4 ]
Model risk, estimation risk
[ 38 ]
Estimation techniques
[ 38.1 ]
Maximum likelihood
[ 38.1.1 ]
General theory
[ 38.1.2 ]
Hidden variables
[ 38.1.3 ]
Relevant cases
[ 38.1.4 ]
Numerical methods
[ 38.2 ]
Bayesian statistics
[ 38.2.1 ]
General theory
[ 38.2.2 ]
Bayesian estimation
[ 38.2.3 ]
Bayesian prediction
[ 38.2.4 ]
Analytical results
[ 38.2.5 ]
Numerical methods
[ 39 ]
Estimation and assessment
[ 39.1 ]
Probabilistic prediction assessment for invariants
[ 39.1.1 ]
Estimators as decisions
[ 39.1.2 ]
Frequentist approach
[ 39.1.3 ]
Bayesian approach
[ 39.1.4 ]
Analytical results
[ 39.1.5 ]
Monte Carlo simulations
[ 39.1.6 ]
Cross-validation
[ 39.2 ]
Bias versus variance
[ 39.3 ]
Point prediction assessment
[ 39.3.1 ]
Estimators as decisions
[ 39.3.2 ]
Frequentist approach
[ 39.3.3 ]
Bayesian approach
[ 39.3.4 ]
Historical with flexible probabilities estimators
[ 39.3.5 ]
Cross-validation
[ 39.4 ]
Probabilistic prediction assessment
[ 39.4.1 ]
Estimators as decisions
[ 39.4.2 ]
Frequentist approach
[ 39.4.3 ]
Bayesian approach
[ 39.4.4 ]
Maximum likelihood with flexible probabilities
[ 39.4.5 ]
Cross-validation
[ 40 ]
Estimation and regularization
[ 40.1 ]
Background
[ 40.1.1 ]
Panels
[ 40.1.2 ]
Assumptions
[ 40.1.3 ]
Estimation
[ 40.1.4 ]
Testing
[ 40.1.5 ]
Bias and variance
[ 40.2 ]
Regularization
[ 40.2.1 ]
Stepwise features selection
[ 40.2.2 ]
Ridge, lasso, elastic nets
[ 40.2.3 ]
Glasso
[ 40.2.4 ]
Categorical factors selection
[ 40.2.5 ]
Bayesian prior
[ 40.3 ]
Sparse principal component
[ 40.4 ]
Ensemble learning
[ 40.4.1 ]
Bagging
[ 40.4.2 ]
Flexible probabilities as random-variables
[ 40.4.3 ]
Flexible probabilities through conditioning
[ 40.4.4 ]
Ensemble weighting
[ 41 ]
Hypothesis testing
[ 41.1 ]
Hypothesis testing for invariants
[ 41.1.1 ]
Statistics
[ 41.1.2 ]
P-value
[ 41.1.3 ]
Univariate testing: the z-statistic
[ 41.1.4 ]
Multivariate testing: the Hotelling statistic
[ 42 ]
Stochastic processes cheat sheet
[ 42.1 ]
Main definitions
[ 42.1.1 ]
Weak white noise
[ 42.1.2 ]
White noise
[ 42.1.3 ]
Stationary process
[ 42.1.4 ]
Integrated processes
[ 42.1.5 ]
Ergodic process
[ 42.1.6 ]
Cointegrated process
[ 42.1.7 ]
Martingale process
[ 42.1.8 ]
State process and Markov process
[ 42.1.9 ]
Random fields
[ 42.1.10 ]
Orthogonal increments process
[ 42.2 ]
Relationships among processes
[ 42.2.1 ]
White noise (with finite variance) ⇒ weak white noise
[ 42.2.2 ]
White noise ⇒ stationary
[ 42.2.3 ]
White noise ⇒ ergodic
[ 42.2.4 ]
Ergodic ⇒ stationary
[ 42.2.5 ]
Stationary ⇒ covariance-stationary
[ 42.2.6 ]
Weak white noise ⇒ integrated
[ 42.2.7 ]
Weak white noise ⇒ covariance-stationary
[ 42.2.8 ]
Covariance-stationary ⇒ integrated
[ 42.3 ]
Pitfalls
[ 43 ]
Invariance tests
[ 43.1 ]
Simple tests
[ 43.2 ]
Refinements and pitfalls
[ 43.2.1 ]
Circle-like covariance (not data)
[ 43.2.2 ]
Stronger tests based on copulas
[ 44 ]
Continuous time processes
[ 44.1 ]
Efficiency: Lévy processes
[ 44.1.1 ]
Infinite divisibility
[ 44.1.2 ]
Continuous state: Brownian diffusion
[ 44.1.3 ]
Discrete state: Poisson jumps
[ 44.1.4 ]
Lévy-Khintchine representation
[ 44.1.5 ]
Subordination
[ 44.2 ]
Mean-reversion (continuous state)
[ 44.2.1 ]
Ornstein-Uhlenbeck
[ 44.2.2 ]
Square-root process and other generalizations
[ 44.3 ]
Mean-reversion (discrete state)
[ 44.3.1 ]
Time-homogeneous Markov chain
[ 44.3.2 ]
Time-inhomogeneous Markov chains
[ 44.3.3 ]
Stationarity and unconditional distributions
[ 44.4 ]
Long memory: fractional Brownian motion
[ 44.4.1 ]
Fractional Brownian motion
[ 44.5 ]
Volatility clustering
[ 44.5.1 ]
Stochastic volatility
[ 44.5.2 ]
Time change
[ 44.5.3 ]
Connection between time-changed Brownian motion and stochastic volatility
[ 44.6 ]
Multivariate mean reversion
[ 44.6.1 ]
Definitions
[ 44.6.2 ]
Conditional distribution of MVOU
[ 44.6.3 ]
Stationarity and unconditional distribution of MVOU
[ 44.6.4 ]
Geometrical interpretation∗
[ 44.6.5 ]
Cointegrated Ornstein-Uhlenbeck
[ 44.6.6 ]
Relationship between (V)AR and (MV)OU
[ 45 ]
Covariance stationary processes
[ 45.1 ]
Autocovariance and L2 processes
[ 45.1.1 ]
Spectrum
[ 45.2 ]
Order-one autoregression
[ 45.2.1 ]
White noise
[ 45.2.2 ]
Random walk
[ 45.2.3 ]
Autoregression
[ 45.2.4 ]
Stationarity and moments
[ 45.2.5 ]
Prediction
[ 45.2.6 ]
Multivariate extensions
[ 45.2.7 ]
Stationarity and moments
[ 45.2.8 ]
Prediction
[ 45.2.9 ]
Cointegration
[ 45.3 ]
VARMA processes
[ 45.3.1 ]
AR(p)
[ 45.3.2 ]
MA(q)
[ 45.3.3 ]
ARMA(p,q)
[ 45.3.4 ]
ARIMA(p,d,q)
[ 45.3.5 ]
Stationarity and moments
[ 45.3.6 ]
Multivariate extensions
[ 45.3.7 ]
Stationarity and moments
[ 45.4 ]
Linear state space models
[ 45.4.1 ]
Definition
[ 45.4.2 ]
Stationarity and moments
[ 45.5 ]
Wold representation
[ 45.5.1 ]
Linearly regular component
[ 45.5.2 ]
Linearly deterministic component
[ 45.6 ]
Cramer representation
[ 45.6.1 ]
Spectral representation restated
[ 45.6.2 ]
Finite sample principal component analysis
[ 45.6.3 ]
Infinite sample principal component analysis
[ 45.7 ]
Filtering
[ 45.7.1 ]
Filters
[ 45.7.2 ]
Spectrum of notable stationary processes
[ 45.7.3 ]
Bandpass filters
[ 45.8 ]
Prediction
[ 45.9 ]
Points of interest
[ 45.9.1 ]
VAR(1) as universal approximation
[ 46 ]
Signals
[ 46.1 ]
Carry signals
[ 46.1.1 ]
Fixed-income
[ 46.1.2 ]
Foreign exchange
[ 46.2 ]
Value signals
[ 46.2.1 ]
Book
[ 46.2.2 ]
Pricing
[ 46.3 ]
Technical signals
[ 46.3.1 ]
Momentum
[ 46.3.2 ]
Filters
[ 46.3.3 ]
Cointegration
[ 46.4 ]
Microstructure signals
[ 46.4.1 ]
Trade autocorrelation
[ 46.4.2 ]
Order imbalance
[ 46.4.3 ]
Price prediction
[ 46.4.4 ]
Volume clustering
[ 46.5 ]
Fundamental and other signals
[ 46.6 ]
Signal processing
[ 46.6.1 ]
Smoothing
[ 46.6.2 ]
Scoring
[ 46.6.3 ]
Ranking
[ 47 ]
Black-Litterman
[ 47.1 ]
Equilibrium distribution
[ 47.1.1 ]
Performance model
[ 47.1.2 ]
Prior distribution of expected returns
[ 47.1.3 ]
Prior predictive performance distribution
[ 47.2 ]
Active views
[ 47.2.1 ]
Active views model
[ 47.2.2 ]
Active views statement
[ 47.2.3 ]
Posterior distribution of the expected returns
[ 47.3 ]
Black-Litterman posterior
[ 47.4 ]
Limit cases and generalizations
[ 47.4.1 ]
High confidence in prior
[ 47.4.2 ]
Low confidence in views
[ 47.4.3 ]
High confidence in views
[ 47.4.4 ]
Generalizations
[ 47.4.5 ]
From linear returns to risk drivers
[ 47.4.6 ]
From stock-like to generic asset classes
[ 47.4.7 ]
From normal to non-normal markets
[ 47.4.8 ]
From linear equality views to partial flexible views
[ 48 ]
Optimization primer
[ 48.1 ]
Convex programming
[ 48.1.1 ]
Conic programming
[ 48.1.2 ]
Semidefinite programming
[ 48.1.3 ]
Second-order cone programming
[ 48.1.4 ]
Quadratic programming
[ 48.1.5 ]
Ridge, lasso and nets
[ 48.1.6 ]
Linear programming
[ 48.2 ]
Integer ¯n-choose-k selection
[ 48.2.1 ]
Notation
[ 48.2.2 ]
Exact solution
[ 48.2.3 ]
General heuristics principles
[ 48.2.4 ]
Naive selection
[ 48.2.5 ]
Forward step-wise selection
[ 48.2.6 ]
Step-wise generalizations
[ 48.2.7 ]
Lasso/ridge/elastic net heuristics
[ 49 ]
Useful algorithms
[ 49.1 ]
Matrix transpose-square-root
[ 49.1.1 ]
Spectrum
[ 49.1.2 ]
Riccati
[ 49.1.3 ]
LDL-Cholesky
[ 49.1.4 ]
Gram-Schmidt
[ 49.2 ]
Markov chain Monte Carlo sampling
[ 49.2.1 ]
Metropolis-Hastings
[ 49.3 ]
Moment-matching scenarios
[ 49.3.1 ]
Twisting scenarios
[ 49.3.2 ]
Twisting probabilities
[ 49.4 ]
The fast Fourier transform
[ 49.4.1 ]
The Fourier transfrom
[ 49.4.2 ]
Application to projection
[ 49.5 ]
Minimum-torsion optimization algorithm
[ 50 ]
Primer of linear algebra and calculus
[ 50.1 ]
Inner product spaces
[ 50.2 ]
Spectral theorem
[ 50.2.1 ]
The eigenvalue problem
[ 50.2.2 ]
Recursive solution
[ 50.2.3 ]
Matrix notation
[ 50.2.4 ]
The continuum limit
[ 50.3 ]
Matrix algebra
[ 50.3.1 ]
Key operators
[ 50.3.2 ]
Useful identities
[ 50.4 ]
Matrix polynomials and lag operators
[ 50.4.1 ]
Definitions
[ 50.4.2 ]
Univariate case, one lag
[ 50.4.3 ]
Univariate case, multiple lags
[ 50.4.4 ]
Multivariate case, one lag
[ 50.4.5 ]
Multivariate case, multiple lags
[ 50.5 ]
Matrix calculus
[ 50.5.1 ]
First order derivatives
[ 50.5.2 ]
Second order derivatives
Case studies
Data animations
Documentation
Code
Slides
Video lectures
Exercises
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