How many prices would there be in a barter economy with 100 goods?

The figure above shows the market for college education in the United States. The efficient quantity of college education is ________ students per year

A) 10 million B) 12 million C) 17 million D) 18 million E) 14 million

Fixed exchange rates give countries too much freedom over their monetary policies, thereby threatening higher rates of inflation

a. True b. False Indicate whether the statement is true or false