________ emphasize(s) that changing expectations about the future is the main reason behind fluctuations in the economy

If Farmer Sam MacDonald can produce 200 pounds of cabbages and 0 pounds of potatoes or 0 pounds of cabbages and 100 pounds of potatoes and faces a linear possibilities curve for his farm, the opportunity cost of producing an additional pound of cabbage is ____

A) 1/2 B) 2 C) 100 D) 200

In economics, the concept of opportunity cost is:

a. negated by ensuring that the government has a role in a capitalist society. b. defined to be the highest-valued alternative that must be forgone when a choice is made. c. best illustrated by knowing why consumers choose one good over another. d. quantifiable only if you know the real dollar price of the goods and services you are giving up to consume something. e. the methodology that government economists use to determine the total amount of the national debt.