RUEY S. TSAY, PhD, is H.G.B. Alexander Professor of Econometrics and Statistics at The University of Chicago Booth School of Business. He has written over 125 published articles in the areas of business and economic forecasting, data analysis, risk management, and process control. A Fellow of the American Statistical Association, the Institute of Mathematical Statistics, and Academia Sinica, Dr. Tsay is author of Analysis of Financial Time Series, Third Edition and An Introduction to Analysis of Financial Data with R, and coauthor of A Course in Time Series Analysis, all published by Wiley.

• Preface xvAcknowledgements xvii1 Multivariate Linear Time Series 11.1 Introduction, 11.2 Some Basic Concepts, 51.3 Cross-Covariance and Correlation Matrices, 81.4 Sample CCM, 91.5 Testing Zero Cross-Correlations, 121.6 Forecasting, 161.7 Model Representations, 181.8 Outline of the Book, 221.9 Software, 23Exercises, 232 Stationary Vector Autoregressive Time Series 272.1 Introduction, 272.2 VAR(1) Models, 282.3 VAR(2) Models, 372.4 VAR(p) Models, 412.5 Estimation, 442.6 Order Selection, 612.7 Model Checking, 662.8 Linear Constraints, 802.9 Forecasting, 822.10 Impulse Response Functions, 892.11 Forecast Error Variance Decomposition, 962.12 Proofs, 98Exercises, 1003 Vector Autoregressive Moving-Average Time Series 1053.1 Vector MA Models, 1063.2 Specifying VMA Order, 1123.3 Estimation of VMA Models, 1133.4 Forecasting of VMA Models, 1263.5 VARMA Models, 1273.6 Implications of VARMA Models, 1393.7 Linear Transforms of VARMA Processes, 1413.8 Temporal Aggregation of VARMA Processes, 1443.9 Likelihood Function of a VARMA Model, 1463.10 Innovations Approach to Exact Likelihood Function, 1553.11 Asymptotic Distribution of Maximum Likelihood Estimates, 1603.12 Model Checking of Fitted VARMA Models, 1633.13 Forecasting of VARMA Models, 1643.14 Tentative Order Identification, 1663.15 Empirical Analysis of VARMA Models, 1763.16 Appendix, 192Exercises, 1944 Structural Specification of VARMA Models 1994.1 The Kronecker Index Approach, 2004.2 The Scalar Component Approach, 2124.3 Statistics for Order Specification, 2204.4 Finding Kronecker Indices, 2224.5 Finding Scalar Component Models, 2264.6 Estimation, 2374.7 An Example, 2454.8 Appendix: Canonical Correlation Analysis, 259Exercises, 2625 Unit-Root Nonstationary Processes 2655.1 Univariate Unit-Root Processes, 2665.2 Multivariate Unit-Root Processes, 2795.3 Spurious Regressions, 2905.4 Multivariate Exponential Smoothing, 2915.5 Cointegration, 2945.6 An Error-Correction Form, 2975.7 Implications of Cointegrating Vectors, 3005.8 Parameterization of Cointegrating Vectors, 3025.9 Cointegration Tests, 3035.10 Estimation of Error-Correction Models, 3135.11 Applications, 3195.12 Discussion, 3265.13 Appendix, 327Exercises, 3286 Factor Models and Selected Topics 3336.1 Seasonal Models, 3336.2 Principal Component Analysis, 3416.3 Use of Exogenous Variables, 3456.4 Missing Values, 3576.5 Factor Models, 3646.6 Classification and Clustering Analysis, 386Exercises, 3947 Multivariate Volatility Models 3997.1 Testing Conditional Heteroscedasticity, 4017.2 Estimation of Multivariate Volatility Models, 4077.3 Diagnostic Checks of Volatility Models, 4097.4 Exponentially Weighted Moving Average, 4147.5 BEKK Models, 4177.6 Cholesky Decomposition and Volatility Modeling, 4207.7 Dynamic Conditional Correlation Models, 4287.8 Orthogonal Transformation, 4347.9 Copula-Based Models, 4437.10 Principal Volatility Components, 454Exercises, 461Appendix A Review of Mathematics and Statistics 465A.1 Review of Vectors and Matrices, 465A.2 Least-Squares Estimation, 477A.3 Multivariate Normal Distributions, 478A.4 Multivariate Student-t Distribution, 479A.5 Wishart and Inverted Wishart Distributions, 480A.6 Vector and Matrix Differentials, 481Index 489

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RUEY S. TSAY, PhD, is H.G.B. Alexander Professor of Econometrics and Statistics at The University of Chicago Booth School of Business. He has written over 125 published articles in the areas of business and economic forecasting, data analysis, risk management, and process control. A Fellow of the American Statistical Association, the Institute of Mathematical Statistics, and Academia Sinica, Dr. Tsay is author of Analysis of Financial Time Series, Third Edition and An Introduction to Analysis of Financial Data with R, and coauthor of A Course in Time Series Analysis, all published by Wiley.

• Preface xvAcknowledgements xvii1 Multivariate Linear Time Series 11.1 Introduction, 11.2 Some Basic Concepts, 51.3 Cross-Covariance and Correlation Matrices, 81.4 Sample CCM, 91.5 Testing Zero Cross-Correlations, 121.6 Forecasting, 161.7 Model Representations, 181.8 Outline of the Book, 221.9 Software, 23Exercises, 232 Stationary Vector Autoregressive Time Series 272.1 Introduction, 272.2 VAR(1) Models, 282.3 VAR(2) Models, 372.4 VAR(p) Models, 412.5 Estimation, 442.6 Order Selection, 612.7 Model Checking, 662.8 Linear Constraints, 802.9 Forecasting, 822.10 Impulse Response Functions, 892.11 Forecast Error Variance Decomposition, 962.12 Proofs, 98Exercises, 1003 Vector Autoregressive Moving-Average Time Series 1053.1 Vector MA Models, 1063.2 Specifying VMA Order, 1123.3 Estimation of VMA Models, 1133.4 Forecasting of VMA Models, 1263.5 VARMA Models, 1273.6 Implications of VARMA Models, 1393.7 Linear Transforms of VARMA Processes, 1413.8 Temporal Aggregation of VARMA Processes, 1443.9 Likelihood Function of a VARMA Model, 1463.10 Innovations Approach to Exact Likelihood Function, 1553.11 Asymptotic Distribution of Maximum Likelihood Estimates, 1603.12 Model Checking of Fitted VARMA Models, 1633.13 Forecasting of VARMA Models, 1643.14 Tentative Order Identification, 1663.15 Empirical Analysis of VARMA Models, 1763.16 Appendix, 192Exercises, 1944 Structural Specification of VARMA Models 1994.1 The Kronecker Index Approach, 2004.2 The Scalar Component Approach, 2124.3 Statistics for Order Specification, 2204.4 Finding Kronecker Indices, 2224.5 Finding Scalar Component Models, 2264.6 Estimation, 2374.7 An Example, 2454.8 Appendix: Canonical Correlation Analysis, 259Exercises, 2625 Unit-Root Nonstationary Processes 2655.1 Univariate Unit-Root Processes, 2665.2 Multivariate Unit-Root Processes, 2795.3 Spurious Regressions, 2905.4 Multivariate Exponential Smoothing, 2915.5 Cointegration, 2945.6 An Error-Correction Form, 2975.7 Implications of Cointegrating Vectors, 3005.8 Parameterization of Cointegrating Vectors, 3025.9 Cointegration Tests, 3035.10 Estimation of Error-Correction Models, 3135.11 Applications, 3195.12 Discussion, 3265.13 Appendix, 327Exercises, 3286 Factor Models and Selected Topics 3336.1 Seasonal Models, 3336.2 Principal Component Analysis, 3416.3 Use of Exogenous Variables, 3456.4 Missing Values, 3576.5 Factor Models, 3646.6 Classification and Clustering Analysis, 386Exercises, 3947 Multivariate Volatility Models 3997.1 Testing Conditional Heteroscedasticity, 4017.2 Estimation of Multivariate Volatility Models, 4077.3 Diagnostic Checks of Volatility Models, 4097.4 Exponentially Weighted Moving Average, 4147.5 BEKK Models, 4177.6 Cholesky Decomposition and Volatility Modeling, 4207.7 Dynamic Conditional Correlation Models, 4287.8 Orthogonal Transformation, 4347.9 Copula-Based Models, 4437.10 Principal Volatility Components, 454Exercises, 461Appendix A Review of Mathematics and Statistics 465A.1 Review of Vectors and Matrices, 465A.2 Least-Squares Estimation, 477A.3 Multivariate Normal Distributions, 478A.4 Multivariate Student-t Distribution, 479A.5 Wishart and Inverted Wishart Distributions, 480A.6 Vector and Matrix Differentials, 481Index 489

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RUEY S. TSAY, PhD, is H.G.B. Alexander Professor of Econometrics and Statistics at The University of Chicago Booth School of Business. He has written over 125 published articles in the areas of business and economic forecasting, data analysis, risk management, and process control. A Fellow of the American Statistical Association, the Institute of Mathematical Statistics, and Academia Sinica, Dr. Tsay is author of Analysis of Financial Time Series, Third Edition and An Introduction to Analysis of Financial Data with R, and coauthor of A Course in Time Series Analysis, all published by Wiley.

• Preface xvAcknowledgements xvii1 Multivariate Linear Time Series 11.1 Introduction, 11.2 Some Basic Concepts, 51.3 Cross-Covariance and Correlation Matrices, 81.4 Sample CCM, 91.5 Testing Zero Cross-Correlations, 121.6 Forecasting, 161.7 Model Representations, 181.8 Outline of the Book, 221.9 Software, 23Exercises, 232 Stationary Vector Autoregressive Time Series 272.1 Introduction, 272.2 VAR(1) Models, 282.3 VAR(2) Models, 372.4 VAR(p) Models, 412.5 Estimation, 442.6 Order Selection, 612.7 Model Checking, 662.8 Linear Constraints, 802.9 Forecasting, 822.10 Impulse Response Functions, 892.11 Forecast Error Variance Decomposition, 962.12 Proofs, 98Exercises, 1003 Vector Autoregressive Moving-Average Time Series 1053.1 Vector MA Models, 1063.2 Specifying VMA Order, 1123.3 Estimation of VMA Models, 1133.4 Forecasting of VMA Models, 1263.5 VARMA Models, 1273.6 Implications of VARMA Models, 1393.7 Linear Transforms of VARMA Processes, 1413.8 Temporal Aggregation of VARMA Processes, 1443.9 Likelihood Function of a VARMA Model, 1463.10 Innovations Approach to Exact Likelihood Function, 1553.11 Asymptotic Distribution of Maximum Likelihood Estimates, 1603.12 Model Checking of Fitted VARMA Models, 1633.13 Forecasting of VARMA Models, 1643.14 Tentative Order Identification, 1663.15 Empirical Analysis of VARMA Models, 1763.16 Appendix, 192Exercises, 1944 Structural Specification of VARMA Models 1994.1 The Kronecker Index Approach, 2004.2 The Scalar Component Approach, 2124.3 Statistics for Order Specification, 2204.4 Finding Kronecker Indices, 2224.5 Finding Scalar Component Models, 2264.6 Estimation, 2374.7 An Example, 2454.8 Appendix: Canonical Correlation Analysis, 259Exercises, 2625 Unit-Root Nonstationary Processes 2655.1 Univariate Unit-Root Processes, 2665.2 Multivariate Unit-Root Processes, 2795.3 Spurious Regressions, 2905.4 Multivariate Exponential Smoothing, 2915.5 Cointegration, 2945.6 An Error-Correction Form, 2975.7 Implications of Cointegrating Vectors, 3005.8 Parameterization of Cointegrating Vectors, 3025.9 Cointegration Tests, 3035.10 Estimation of Error-Correction Models, 3135.11 Applications, 3195.12 Discussion, 3265.13 Appendix, 327Exercises, 3286 Factor Models and Selected Topics 3336.1 Seasonal Models, 3336.2 Principal Component Analysis, 3416.3 Use of Exogenous Variables, 3456.4 Missing Values, 3576.5 Factor Models, 3646.6 Classification and Clustering Analysis, 386Exercises, 3947 Multivariate Volatility Models 3997.1 Testing Conditional Heteroscedasticity, 4017.2 Estimation of Multivariate Volatility Models, 4077.3 Diagnostic Checks of Volatility Models, 4097.4 Exponentially Weighted Moving Average, 4147.5 BEKK Models, 4177.6 Cholesky Decomposition and Volatility Modeling, 4207.7 Dynamic Conditional Correlation Models, 4287.8 Orthogonal Transformation, 4347.9 Copula-Based Models, 4437.10 Principal Volatility Components, 454Exercises, 461Appendix A Review of Mathematics and Statistics 465A.1 Review of Vectors and Matrices, 465A.2 Least-Squares Estimation, 477A.3 Multivariate Normal Distributions, 478A.4 Multivariate Student-t Distribution, 479A.5 Wishart and Inverted Wishart Distributions, 480A.6 Vector and Matrix Differentials, 481Index 489

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