Advanced & Applied Topics · Econometrics & Panel Data

Econometrics: The classical linear regression model — Matrix formulation

Public introduction · full guide in Eikos

Introduction

What this guide covers

Introduction Introduction Theoretical econometrics treatise

Overview

Topics covered

  • Introduction
  • The Classic Linear Regression Model: Matrix Formulation
  • Model Specification and Matrix Structure
  • Dimensional structure of vectors and matrices
  • The intercept term and the vector of ones
  • Classical Model Assumptions (Matrix Formulation)

Related concepts

Main connections

  • Linear algebra & matrices
  • Variance & standard deviation
  • Residual analysis & diagnostics
  • Linear regression
  • Maximum likelihood estimation
  • Mathematical expectation & moments

Compatible notation

Mathematical sample in LaTeX

The expression is rendered accessibly, with its LaTeX source preserved below.

yi=β1xi1+β2xi2+⋯+βkxik+ui,i=1,2,…,n
View LaTeX sourcey_i = \beta_1 x_{i1} + \beta_2 x_{i2} + \cdots + \beta_k x_{ik} + u_i, \qquad i = 1, 2, \ldots, n