The t-statistic has the following distribution:
A) standard normal distribution for n < 15
B) Student t distribution with n–1 degrees of freedom regardless of the distribution of the Y.
C) Student t distribution with n–1 degrees of freedom if the Y is normally distributed.
D) a standard normal distribution if the sample standard deviation goes to zero.
Answer: C
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Compared to a firm under perfect competition, a monopolist:
A) charges less and produces less. B) charges less and produces more. C) charges more and produces less. D) charges more and produces more.
As was demonstrated in 2007, firms in the shadow banking system
A) were very vulnerable to bank runs. B) were protected from financial ruin by federal deposit insurance. C) were more insulated from the financial crisis than were commercial banks. D) were well insulated from bank runs.
Which of the following statements is true?
A) Productive inefficiency implies that it is possible to produce more of one good and no less of another, but only if additional resources are made available. B) Productive efficiency implies that it is possible to produce more of one good and no less of another, even without additional resources. C) Productive inefficiency implies that it is impossible to produce more of one good and no less of another. D) Productive inefficiency implies that it is possible to produce more of one good and no less of another, even without additional resources.
Some economists argue that GDP overstates overall economic welfare because it does not include the impact of bads such as pollution
Indicate whether the statement is true or false