Question 1

Two-period panel data is used for program evaluation and policy analysis.

Accepted Answer

A) True 
 B)False

Question 2

​Which of the following is an advantage of panel data?

Accepted Answer

A) ​We can difference the dependent variable, y, across time for different cross-sectional units. 
B) ​We can add the dependent variable, y, across time for different cross-sectional units. 
C)  ​We can difference the dependent variable, y, across time for the same cross-sectional units. 
D)  ​We can add the dependent variable, y, across time for the same cross-sectional units. 
A) ​We can difference the dependent variable, y, across time for different cross-sectional units. 
B) ​We can add the dependent variable, y, across time for different cross-sectional units. 
C)  ​We can difference the dependent variable, y, across time for the same cross-sectional units. 
D)  ​We can add the dependent variable, y, across time for the same cross-sectional units.

Question 3

Which of the following is true of a natural experiment?

Accepted Answer

A) A natural experiment occurs when some endogenous event changes the environment in which individuals, families, firms, or cities operate. 
B) The control group in a natural experiment is randomly chosen. 
C)  The treatment group in a natural experiment is randomly chosen. 
D)  Control and treatment groups in a natural experiment arise due to an exogenous event. 
A) A natural experiment occurs when some endogenous event changes the environment in which individuals, families, firms, or cities operate. 
B) The control group in a natural experiment is randomly chosen. 
C)  The treatment group in a natural experiment is randomly chosen. 
D)  Control and treatment groups in a natural experiment arise due to an exogenous event.

Question 4

Pooling independent cross sections across time is useful in providing precise estimators if _____.

Accepted Answer

A) the relationship between the dependent variable and at least some of the independent variables remains constant over time 
B) the relationship between the dependent variable and at least some of the independent variables is linear 
C)  the relationship between the dependent variable and at least one of the independent variables changes over time 
D)  the relationship between the dependent variable and at least one of the independent variables is positive 
A) the relationship between the dependent variable and at least some of the independent variables remains constant over time 
B) the relationship between the dependent variable and at least some of the independent variables is linear 
C)  the relationship between the dependent variable and at least one of the independent variables changes over time 
D)  the relationship between the dependent variable and at least one of the independent variables is positive

Question 5

First-differenced estimation gives unbiased estimators if the regression model includes a lagged dependent variable.

Accepted Answer

A) True 
 B)False

Two-period panel data is used for program evaluation and policy analysis.

Which of the following is an advantage of panel data?

Which of the following is true of a natural experiment?

Pooling independent cross sections across time is useful in providing precise estimators if _____.

First-differenced estimation gives unbiased estimators if the regression model includes a lagged dependent variable.

The Nature of Econometrics and Economic Data

The Simple Regression Model

Multiple Regression Analysis: Estimation

Multiple Regression Analysis: Inference

Multiple Regression Analysis: Ols Asymptotics

Multiple Regression Analysis: Further Issues

Multiple Regression Analysis With Qualitative Information: Binary or Dummy Variables

Heteroskedasticity

More on Specification and Data Problems

Basic Regression Analysis With Time Series Data

Further Issues in Using Ols With Time Series Data

Serial Correlation and Heteroskedasticity in Time Series Regressions

Advanced Panel Data Methods

Instrumental Variables Estimation and Two Stage Least Squares

Simultaneous Equations Models

Limited Dependent Variable Models and Sample Selection Corrections

Advanced Time Series Topics

Carrying Out an Empirical Project

Filters

Exam 13: Pooling Cross Sections Across Time: Simple Panel Data Methods

Two-period panel data is used for program evaluation and policy analysis.

​Which of the following is an advantage of panel data?

Which of the following is true of a natural experiment?

Pooling independent cross sections across time is useful in providing precise estimators if _____.

First-differenced estimation gives unbiased estimators if the regression model includes a lagged dependent variable.

The Nature of Econometrics and Economic Data

The Simple Regression Model

Multiple Regression Analysis: Estimation

Multiple Regression Analysis: Inference

Multiple Regression Analysis: Ols Asymptotics

Multiple Regression Analysis: Further Issues

Multiple Regression Analysis With Qualitative Information: Binary or Dummy Variables

Heteroskedasticity

More on Specification and Data Problems

Basic Regression Analysis With Time Series Data

Further Issues in Using Ols With Time Series Data

Serial Correlation and Heteroskedasticity in Time Series Regressions

Advanced Panel Data Methods

Instrumental Variables Estimation and Two Stage Least Squares

Simultaneous Equations Models

Limited Dependent Variable Models and Sample Selection Corrections

Advanced Time Series Topics

Carrying Out an Empirical Project

Filters

Which of the following is an advantage of panel data?