Rated
Econometrics is the branch of economics that _____.
a. studies the behavior of individual economic agents in making economic decisions
b. develops and uses statistical methods for estimating economic relationships
c. deals with the performance, structure, behavior, and decision-making of an economy
as a whole
d. applies mathematical methods to represent economic theories and solve economic
problem - ANS-b.
2. Non-experimental data is called _____.
a. cross-sectional data
b. time series data
c. observational data
d. panel data - ANS-c.
3. Which of the following is true of experimental data?
a. Experimental data are collected in laboratory environments in the natural sciences.
b. Experimental data cannot be collected in a controlled environment. c.
Experimental data is sometimes called observational data.
d. Experimental data is sometimes called retrospective data - ANS-a.
4. Which of the following is true?
a. A variable has a causal effect on another variable if both variables increase or
decrease
simultaneously.
b. The notion of 'ceteris paribus' plays an important role in causal analysis. c.
Difficulty in inferring causality disappears when studying data at fairly high levels of
aggregation.
d. The problem of inferring causality arises if experimental data is used for analysis -
ANS-b