The market price of airline flights increased recently. Some economists suggest that the
price increased because of an increase in the number of business travelers. They believe
that in the market for flights:
A) supply increased.
B) supply decreased.
C) demand increased.
D) demand decreased.
When the nations that constitute the Organization of Petroleum Exporting Countries
(OPEC) restrict the supply of oil to increase their profits, the oil market:
A) achieves an efficient outcome because profits increase.
B) achieves an equitable outcome because the nations with oil resources receive the
profits commensurate with that resource.
C) fails because there is no longer an efficient allocation of resources.
D) fails because there is no longer an equitable allocation of resources.
Suppose banks are issuing personal loans at 9%. If expected inflation is 3%, then the