Finite-sample distributions of the OLS estimator and t-statistics are complicated, unless
A) the regressors are all normally distributed.
B) the regression errors are homoskedastic and normally distributed, conditional on X1,... Xn.
C) the Gauss-Markov Theorem applies.
D) the regressor is also endogenous.
Answer: B
Economics
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The text describes various pricing strategies that oligopolists use. Which of the following is not one of these strategies?
a. game theory b. price leadership c. kinked demand d. cartel e. trial and error
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