For a monopsonist:

Refer to Table 1-2. What is Julius's marginal benefit if he decides to stay open for three hours instead of two hours?

A) $15 B) $25 C) $65 D) $80

Assume that the central bank increases the reserve requirement. If the nation has highly mobile international capital markets and a flexible exchange rate system, what happens to the GDP Price Index and reserve-related (central bank) transactions in the context of the Three-Sector-Model?

a. The GDP Price Index falls, and reserve-related (central bank) transactions become more negative (or less positive). b. The GDP Price Index rises, and reserve-related (central bank) transactions remain the same. c. There is not enough information to determine what happens to these two macroeconomic variables. d. The GDP Price Index falls, and reserve-related (central bank) transactions remain the same. e. The GDP Price Index and reserve-related (central bank) transactions remain the same.