Quasi-experiments
A) provide a bridge between the econometric analysis of observational data sets and the statistical ideal of a true randomized controlled experiment.
B) are not the same as experiments, and lessons learned from the use of the latter can therefore not be applied to them.
C) most often use difference-in-difference estimators, which are quite different from OLS and instrumental variables methods studied in earlier chapters of the book.
D) use the same methods as studied in earlier chapters of the book, and hence the interpretation of these methods is the same.
Ans: A) provide a bridge between the econometric analysis of observational data sets and the statistical ideal of a true randomized controlled experiment.
You might also like to view...
Dell Computers decides to produce PCs and sell them directly over the Internet and via Best Buy. This is an example of
A) incentives. B) a microeconomic decision. C) a macroeconomic decision. D) scarcity.
Which actor in the simplified circular flow model is on the supply side of the factor market?
A. Firms B. Households C. Market for goods and services D. Government
Paul and Diane are two fishing fanatics who also supply local restaurants with fresh brook salmon. Paul uses a $20 rod and reel and catches 20 fish in one day. Diane places a $100 net all the way across the stream and at the end of the day she has caught 5,000 fish. Diane's ingenuity is an example of
a. constant returns to scale in fish production b. increasing marginal cost c. the difference between short- and long-run costs d. the existence of economies of scale in fishing technology e. unfair trade practices
Which of the following is an example of monetary policy?
a. Raising the interest rate b. Decreasing the tax rate c. Increasing the amount of government spending d. Fixing a price ceiling for necessary goods