第九章一般均衡论和福利经济学课件.ppt

1、Northwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management2/19D0S0E0P0QS0S1D0E0E1P0QP0Q0PQ0D0D

2、1E0E1S0P00Q0QP牛肉市场羊肉市场汽油市场汽车市场D替代关系互补关系Q0P0E0S0D0Q0P0S1E1D1E1DNorthwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management3/19S0S1E0D0DE1PP00PQ0Q 0S0S1E0E1PQP0Q0D0D1S0E0E10Q 0P0Q0S0D1D0QPE0E1P0Q1 Q0P1P1Q1P1P1Q1D0原油市场煤炭市场汽油市场汽车市场

3、互补关系替代关系要素市场产品市场Q1Northwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management4/19Northwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management5/19艾奇奥斯盒形图艾奇奥

4、斯盒形图（交换的一般均衡）（交换的一般均衡）XYOAXYOAXYOBOBCXBYAXAYBUA1UA2UA3UB1UB2UB3E1E2E3X=XA+XB Y=YA+YB Northwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management6/19.UBUA0UA1 UA2 UA3UB1UB2UB3E1E2E3Northwest University of Politics&Law School of

5、Economic&ManagementNorthwest University of Politics&Law School of Economic&Management7/19Northwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management8/19OXLKLKOYKLLYLXKXKYOXOYE1E2E3CQX1QX2QX3QY3QY2QY1L=LX+LY K=KX+KY艾奇奥斯盒形图艾奇奥斯盒形

6、图（生产的一般交换）（生产的一般交换）（Edegeworth-box diagramEdegeworth-box diagram）Northwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management9/19Northwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&

7、Law School of Economic&Management10/190YXE1E2E3E4Y3Y2Y1X1 X2 X3YYXXVVNorthwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management11/19Y EM1Y1X1XOVV MRPTXY MRCSXY Y/X Y/X0.5/1 1/1 1/2 2/2Northwest University of Politics&Law Schoo

8、l of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management12/19Northwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management13/19Northwest University of Politics&Law School of Economic&ManagementNo

9、rthwest University of Politics&Law School of Economic&Management14/19Northwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management15/19UBUA0UU HIJKLM5.5.社会净福利社会净福利 社会福利的增量社会福利的增量与社会福利的损失量与社会福利的损失量之差为社会净福利。之差为社会净福利。Northwest Unive

10、rsity of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management16/19ABXYNorthwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management17/19UB0UAU1U2 U3UXY0 M1E1VVUNorthwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management18/19Northwest University of Politics&Law School of Economic&ManagementNorthwest University of Politics&Law School of Economic&Management19/19W1W2W3UUUAUB0E