An industry characterized by only a few firms in the market is called:
a. a monopoly

Unemployment benefits tend to be:

A. more generous in Europe, and this leads to fewer and shorter spells of unemployment. B. more generous in Europe, and this leads to more and longer spells of unemployment. C. less generous in Europe, and this leads to more and longer spells of unemployment. D. less generous in Europe, and this leads to fewer and shorter spells of unemployment.

Which of the following properly describes the interest-rate effect of aggregate demand?

a. A higher price level leads to higher money demand, higher money demand leads to higher interest rates, a higher interest rate increases the quantity of goods and services demanded. b. A higher price level leads to higher money demand, higher money demand leads to lower interest rates, a higher interest rate reduces the quantity of goods and services demanded. c. A lower price level leads to lower money demand, lower money demand leads to lower interest rates, a lower interest rate reduces the quantity of goods and services demanded. d. A lower price level leads to lower money demand, lower money demand leads to lower interest rates, a lower interest rate increases the quantity of goods and services demanded.