Total surplus
A) is maximized under perfect competition.
B) represents the gains from trade to market participants.
C) treats consumer and producer surplus equally.
D) All of the above.
D
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A bank run involves a large flow of money
a. into bank depositors' accounts. b. into checking and savings accounts. c. out of depositors' accounts. d. out of individuals' cash reserves into money market funds.
Assume that an individual consumes two goods, X and Y. The total utility (assumed measurable) of each good is independent of the rate of consumption of other goods. The prices of X and Y are, respectively, $5 and $10. 
Given the above, if the consumer buys the third unit of Y,
A. the marginal utility of the third unit is 950 units of satisfaction. B. the marginal utility per dollar spent on Y is 20. C. the marginal utility per dollar spent on Y is 200. D. both a and b.
Suppose there is a simultaneous central bank sale of bonds and tax increase. We know with certainty that this combination of policies must cause
A) an increase in the interest rate (i). B) a reduction in i. C) an increase in output (Y). D) a reduction in Y.
___ examines how the audience is identified and the process it may go through in responding to a promotional message
Fill in the blank(s) with the appropriate word(s).