Linear Regression

Linear Regression

A Mathematical Introduction

Gujarati, Damodar N.

SAGE Publications Inc






15 a 20 dias

Taking the reader step-by-step through the intricacies, theory and practice of regression analysis, Damodar N. Gujarati uses a clear style that doesn't overwhelm the reader with abstract mathematics.
List of Figures Series Editor's Introduction Preface About the Author Acknowledgments Chapter 1: The Linear Regression Model (LRM) 1.1 Introduction 1.2 Meaning of "Linear" in Linear Regression 1.3 Estimation of the LRM: An Algebraic Approach 1.4 Goodness of Fit of a Regression Model: The Coefficient of Determination (R2) 1.5 R2 for Regression Through the Origin 1.6 An Example: The Determination of the Hourly Wages in the United States 1.7 Summary Exercises Appendix 1A: Derivation of the Normal Equations Chapter 2: The Classical Linear Regression Model (CLRM) 2.1 Assumptions of the CLRM 2.2 The Sampling or Probability Distributions of the OLS Estimators 2.3 Properties of OLS Estimators: The Gauss-Markov Theorem 2.4 Estimating Linear Functions of the OLS Parameters 2.5 Large-Sample Properties of OLS Estimators 2.6 Summary Exercises Chapter 3: The Classical Normal Linear Regression Model: The Method of Maximum Likelihood (ML) 3.1 Introduction 3.2 The Mechanics of ML 3.3 The Likelihood Function of the k-Variable Regression Model 3.4 Properties of the ML Method 3.5 Summary Exercises Appendix 3A: Asymptotic Efficiency of the ML Estimators of the LRM Chapter 4: Linear Regression Model: Distribution Theory and Hypothesis Testing 4.1 Introduction 4.2 Types of Hypotheses 4.3 Procedure for Hypothesis Testing 4.4 The Determination of Hourly Wages in the United States 4.5 Testing Hypotheses About an Individual Regression Coefficient 4.6 Testing the Hypothesis That All the Regressors Collectively Have No Influence on the Regressand 4.7 Testing the Incremental Contribution of a Regressor 4.8 Confidence Interval for the Error Variance s 2 4.9 Large-Sample Tests of Hypotheses 4.10 Summary Exercises Appendix 4A: Constrained Least Squares: OLS Estimation Under Linear Restrictions Chapter 5: Generalized Least Squares (GLS): Extensions of the Classical Linear Regression Model 5.1 Introduction 5.2 Estimation of B With a Nonscalar Covariance Matrix 5.3 Estimated Generalized Least Squares 5.4 Heteroscedasticity and Weighted Least Squares 5.5 White's Heteroscedasticity-Consistent Standard Errors 5.6 Autocorrelation 5.7 Summary Exercises Appendix 5A: ML Estimation of GLS Chapter 6: Extensions of the Classical Linear Regression Model: The Case of Stochastic or Endogenous Regressors 6.1 Introduction 6.2 X and u Are Distributed Independently 6.3 X and u Are Contemporaneously Uncorrelated 6.4 X and u Are Neither Independently Distributed Nor Contemporaneously Uncorrelated 6.5 The Case of k Regressors 6.6 What Is the Solution? The Method of Instrumental Variables (IVs) 6.7 Hypothesis Testing Under IV Estimation 6.8 Practical Problems in the Application of the IV Method 6.9 Regression Involving More Than One Endogenous Regressor 6.10 An Illustrative Example: Earnings and Educational Attainment of Youth in the United States 6.11 Regression Involving More Than One Endogenous Regressor 6.12 Summary Appendix 6A: Properties of OLS When Random X and u Are Independently Distributed Appendix 6B: Properties of OLS Estimators When Random X and u Are Contemporaneously Uncorrelated Chapter 7: Selected Topics in Linear Regression 7.1 Introduction 7.2 The Nature of Multicollinearity 7.3 Model Specification Errors 7.4 Qualitative or Dummy Regressors 7.5 Nonnormal Error Term 7.6 Summary Exercises Appendix 7A: Ridge Regression: A Solution to Perfect Collinearity Appendix 7B: Specification Errors Appendix A: Basics of Matrix Algebra A.1 Definitions A.2 Types of Matrices A.3 Matrix Operations A.4 Matrix Transposition A.5 Matrix Inversion A.6 Determinants A.7 Rank of a Matrix A.8 Finding the Inverse of a Square Matrix A.9 Trace of a Square Matrix A.10 Quadratic Forms and Definite Matrices A.11 Eigenvalues and Eigenvectors A.12 Vector and Matrix Differentiation Appendix B: Essentials of Large-Sample Theory B.1 Some Inequalities B.2 Types of Convergence B.3 The Order of Magnitude of a Sequence B.4 The Order of Magnitude of a Stochastic Sequence Appendix C: Small- and Large-Sample Properties of Estimators C.1 Small-Sample Properties of Estimators C.2 Large-Sample Properties of Estimators Appendix D: Some Important Probability Distributions D.1 The Normal Distribution and the Z Test D.2 The Gamma Distribution D.3 The Chi-Square (? 2) Distribution and the ? 2 Test D.4 Student's t Distribution D.5 Fisher's F Distribution D.6 Relationships Among Probability Distributions D.7 Uniform Distributions D.8 Some Special Features of the Normal Distribution Index
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