个经
1.在需求取线弹性大于一的地方调涨价格，为什么会使MU↑、TU↓?
2.The phenomenon of the backward-bending market supply curve for labor
(A)indicates the declining quality of labor as unemployment decrease
(B)reflectes the policy of labor unions
(C)indicates workers' desires to buy more leisure as income rise
答案：B 为什么?
总经：
1.Pessimistic expectations about future sales would be reflected in a lower
rate of return on capital, decreasing investment.Why?
2.政府支出在某一期增加1单位，产出在n期增加的累计为1+MPC+MPC^2+....+MPC^n
为什么?
3.Intended investment in a given year will
(A)lead to stagflation in a subsequent year
(B)reduce the productivity of the labor force
(C)raise the following year's fullemployment level of GNP
(D)be higher when consumption represents a higher percentage of CNP
答案：D 为什么?