Which of the following is a liability of a commercial bank?

____ is one in which exactly the amount one competitor gains must be lost by other competitors

a. Nash equilibrium b. Prisoner's dilemma c. A win-win situation d. A zero-sum game

Refer to the table below. The data indicate that there was a trade:

The following table contains hypothetical data for the U.S. balance of payments in a year. Answer the following question on the basis of these data. All figures are in billions of dollars. U.S. goods exports +$390 U.S. goods imports -498 U.S. service exports +133 U.S. service imports -107 Net investment income +12 Net transfers -22 Capital account -5 Foreign purchases of U.S. assets +156 U.S. purchases of foreign assets -59 A. Deficit in goods and also a trade deficit in services B. Surplus in goods and also a trade surplus in services C. Deficit in goods and a trade surplus in services D. Surplus in goods and a trade deficit in services