- Page 1
-
,Test Bank
- Page 2
-
, Introduction to Econometrics, 4e (Stock/Watson) - - - - -
Chapter 1 Economic Questions and Data
- - - - -
1.1 Multiple Choice Questions - -
1) Analyzing the behavior of unemployment rates across U.S. states in March of 2006 is an
- - - - - - - - - - - - - - -
example of using: - -
A) time series data.
- -
B) panel data. -
C) cross-sectional data. -
D) experimental data. - -
Answer: C -
2) Studying inflation in the United States from 1970 to 2006 is an example of using:
- - - - - - - - - - - - - -
A) randomized controlled experiments. - -
B) time series data.
- -
C) panel data. -
D) cross-sectional data. - -
Answer: B -
3) Analyzing the effect of minimum wage changes on teenage employment across the 48
- - - - - - - - - - - - -
contiguous U.S. states from 1980 to 2004 is an example of using:
- - - - - - - - - - -
A) time series data.
- -
B) panel data. -
C) having a treatment group vs. a control group, since only teenagers receive minimum wages.
- - - - - - - - - - - - -
D) cross-sectional data. - -
Answer: B -
4) Panel data: -
A) is also called longitudinal data.
- - - -
B) is the same as time series data.
- - - - - -
C) studies a group of people at a point in time.
- - - - - - - - -
D) typically uses control and treatment groups. - - - - - -
Answer: A -
5) Econometrics can be defined as follows with the exception of: - - - - - - - - -
Test Bank
- Page 3
-
, A) the science of testing economic theory.
- - - - -
B) fitting mathematical economic models to real-world data.
- - - - - -
C) a set of tools used for forecasting future values of economic variables.
- - - - - - - - - - -
D) measuring the height of economists. - - - - -
Answer: D -
6) To provide quantitative answers to policy questions:
- - - - - -
A) it is typically sufficient to use common sense.
- - - - - - -
B) you should interview the policy makers involved.
- - - - - -
C) you should examine empirical evidence.
- - - -
D) is typically impossible since policy questions are not quantifiable.
- - - - - - - - -
Answer: C -
7) An example of a randomized controlled experiment is when:
- - - - - - - -
A) households receive a tax rebate in one year but not the other. - - - - - - - - - - -
B) one U.S. state increases minimum wages and an adjacent state does not, and
- - - - - - - - - - - - -
employment differences are observed. - - -
C) random variables are controlled for by holding constant other factors.
- - - - - - - - -
D) some 5th graders in a specific elementary school are allowed to use computers at school
- - - - - - - - - - - - - - -
while others are not, and their end-of-year performance is compared holding constant other
- - - - - - - - - - - - -
factors.
Answer: D -
8) Ideal randomized controlled experiments in economics are:
- - - - - -
A) often performed in practice. - - -
B) often used by the Federal Reserve to study the effects of monetary policy.
- - - - - - - - - - - -
C) useful because they give a definition of a causal effect.
- - - - - - - - -
D) sometimes used by universities to determine who graduates in four years rather than
- - - - - - - - - - - - -
five. Answer: C
- -
9) Most economic data are obtained: - - - -
A) through randomized controlled experiments. - - -
B) by calibration methods.
- -
C) through textbook examples typically involving ten observation points.
- - - - - - -
D) by observing real-world behavior.
- - - -
Answer: D -
Test Bank
- Page 4
-