Small sample sizes in an experiment
A) biases the estimators of the causal effect.
B) may pose a problem because the assumption that errors are normally distributed is dubious for experimental data.
C) do not raise threats to the validity of confidence intervals as long as heteroskedasticity-robust standard errors are used.
D) may affect confidence intervals but not hypothesis tests.
Answer: B) may pose a problem because the assumption that errors are normally distributed is dubious for experimental data.
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Which is a possible solution to a divisional conflict regarding a decision?
a. change the division that has the authority to make the decision b. change the information flow so that the decision maker is better informed c. change the evaluation and reward scheme governing the decision maker d. all of the above
Economic values that are measured in units per period of time are referred to as:
a. stocks. b. flows. c. unit values. d. dollars.
In contrast to the structural deficit, the cyclical deficit reflects
A. Changes in discretionary fiscal policy. B. Fluctuations in economic activity. C. Fiscal policy decisions. D. Changes in the "full-employment" deficit.
The firm's break-even point occurs at an output of
A. 40.
B. 45.
C. 50.
D. 55.