Measuring a Nation's Income - PowerPoint PPT Presentation

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Measuring a Nation's Income

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Part 2 Static or Equilibrium Analysis – PowerPoint PPT presentation

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Title: Measuring a Nation's Income


1
Part 2 Static(or Equilibrium)Analysis
2
3
  • Equilibrium analysis in economics

3
Part 2 Static(or Equilibrium)Analysis
  • 3 Equilibrium analysis in economics
  • 4 Linear models and matrix algebra
  • 5 Linear models and matrix algebra(continued)

4
Equilibrium analysis in economics????????
  • 3.1 ?????
  • 3.2 ??????? - ?????
  • 3.3??????? - ??????
  • 3.4 ??????
  • 3.5 ?????????

5
3.1 ?????
  • ??????
  • (?????,???????,?????????,????,Nash??,???????)
  • Machlup???
  • ????????
  • ????(goal equilibrium)??????(nongoal equilibrium)

6
Machlup???
  • ??Machlup???,?????????????????????,??????????,????
    ??????????
  • ????????
  • ??,??????????????,??????????????????,?????????????
    ?????,??????????????,???????????????????
  • ??,????????,????,????????????????????????????????
    ????????,????????????,??????????????,???????
  • ??,??????????,???????,????????????????????,???????
    ????????

7
????????
  • ????????,?????????????,???????????

8
??????????
  • ??????????
  • ??????????,???????,???????????????????????????????
    ??????
  • ?????,???????????????????,????????????????????????
    ?????????????,?????????????????????,???????????

9
3.2 ??????? - ?????
  • ???????????
  • ?????
  • ??????????,??????3??????????(Qd),???(Qs),???(P)??
    ???? (?/?),??????
  • ???????
  • ????????????????(Qd-Qs0)
  • Q d?P????????
  • Qs?P???????,??????,?????0?

10
3.2 ??????? - ?????
  • ?????
  • Q dQ s
  • Q d a- b P (a, b gt 0)
  • Q s -c d P (c, d gt 0).

11
3.2 ??????-????
??????,?????
12
3.2 ??????? - ?????
  • ???????????,???????????
  • ?QQ dQs??? ??
  • Q a - b P (a, b gt 0)
  • Q -c d P (c, d gt 0)
  • ??????
  • a - b P-c d P
  • ? (b d) P a c

13
3.2 ??????? - ?????
  • ?b d? 0,??P???
  • ?P??????????????,??????????
  • ??????????,??????(ad-bc) 0,?????????

14
3.2 ??????? - ?????
  • ???3.1(??Q???)
  • ??????????????D?S???,?????Q(QdQs),??????????
  • D (P, Q)Q a - b P ? P?0,Q?0
  • S (P, Q)Q -c d P? P?0,Q?0
  • ? DnS ,
  • Homework 3-2, 1, 2, 4, 5.

15
3.3??????? - ??????
  • ?????????????????,?????????,??????????,???????????
    ????
  • Q dQs
  • Q d 4- P2
  • Qs 4 P - 1

16
3.3??????? - ??????
  • ?????????????
  • 4- P24 P - 1
  • ? P24 P-50
  • ??
  • ?? f(P)P24 P-5??,??3.2?
  • f(P)0?????? 1? -5.

17
3.3??????? - ??????
  • ???
  • ax2 b x c 0
  • ??????(???)
  • ?

18
3.3??????? - ??????
  • ?????
  • ??3.3,?????D?S??????
  • D (P, Q)Q4- P2? P?0,Q?0
  • S (P, Q)Q4 P - 1? P?0,Q?0
  • ? DnS (1, 3)

19
3.3??????? - ??????
  • ???????
  • ???????????????????,???????????,?????
  • ? 1 x3 - x2 - 4x 4????
  • (x - 1)(x 2)(x - 2).

20
  • ?? I ?????
  • ?????????,?x n????1???????,?????? a0????

21
  • ?? II ????????????
  • ?????? r / s,r ? s ???????,? r ? a0 ???,?s ? an
    ????
  • ?2

22
  • ?? III ?????
  • ??????0,? x 1 ????????
  • Homework 3-3 2, 4, 5, 6.

23
3.4 ??????(???)
  • ???????????????
  • ?????????
  • ????
  • ????
  • n??????

24
?????????
  • ????

25
(No Transcript)
26
????
27
(No Transcript)
28
  • n??????
  • ???
  • ???

29
?????????????????
  • ????????????
  • ?????????(functionally dependent)????
  • ???????????????

30
(No Transcript)
31
3.5 ?????????
  • ?????????
  • Y C I0 G0
  • C a bY
  • ??Y?C?????????????????,?I0?G0?????????????????
  • ????????????(???????)?????????,??????

32
3.5 ?????????
  • ??????????????,??????????,??????????????(???a?b,??
    ??I0?G0)???????????????
  • ????????????,?
  • Y a b Y I0 G0
  • ? (1-b)Y a I0 G0.

33
3.5 ?????????
  • ??,Y???(???????)?
  • ???,??????????????(?????)?????????????????????????
    ???
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