问题
单项选择题
Proper timing of fiscal policy is important if the government is to:（）
A. generating revenues from taxes and sales equal to its expenditures.
B. stimulate economic activity during a recession and restrain the economy during an inflationary boom.
C. increasing the supply of loanable funds needed to place downward pressure on the real rate of interest.
答案
参考答案：B
解析：
If fiscal policy is going to reduce economic instability, changes in policy must stimulate the economy during a recession and restrain it during an inflationary boom.