Suppose the marginal utilities for the first three cans of soda are 100, 80 and 60, respectively. The total utility received from consuming 2 cans is

Which of the following is not true of the statistical discrepancy in the balance of payments?

a. It is residual. b. It is a measure of net error in the balance of payments data. c. It is necessary because some transactions go unreported. d. An excess of credits in all other accounts must be offset by equivalent debits in the statistical discrepancy account. e. A difference between credits and debits is taken care of by changes in the official reserve transaction account.

The graph shown portrays a subsidy to buyers. The amount of money spent on this subsidy by the government is:

A. $3,600.
B. $2,400.
C. $6,000.
D. $800.