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CH17 ??????

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Title: CH17 Author: Chris Last modified by: Chris Created Date: 6/24/2006 6:45:24 AM Document presentation format: – PowerPoint PPT presentation

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Title: CH17 ??????


1
(No Transcript)
2
????
  • ??????????????
  • ???????????
  • ????????????
  • ?????????????????

OBJECTIVES
3
????
  • ??????
  • ????????????????
  • ?????????

OBJECTIVES
4
17.1 ??????????
  • ?????????
  • ???? i ?????
  • Ui (Ci, 24 ? Li)
  • L ??????????,???????? 24 ? Li P ? W
    ?????????????

5
17.1 ??????????
  • ????????????????????????? (W Li) ?????? ( Ai)
    ??
  • P Ci W Li Ai
  • ?????? Li L (W/P, Ai)
  • ?????? Ci C (W/P, Ai)

6
17.1 ??????????
  • ???????? 1,??????????????????,??????????????
  • SL ? Li SL (W/P)
  • ??????,?????????,?????????????????

7
17.1 ??????????
  • ????????

8
17.1 ??????????
  • ?????????
  • ????? j ??????
  • qj f (nj)
  • ????????????????,????????
  • ?j P f (nj) ? W nj

9
17.1 ??????????
  • ?????????

10
17.1 ??????????
  • ?????????
  • ?????????????
  • nj n (W/P)
  • ???????????
  • DL ? nj DL (W/P)

11
17.1 ??????????
  • ????????

12
17.1 ??????????
  • ??????
  • ?????????????????,?????????

??????
?????
13
17.1 ??????????
  • ??????(excess supply)
  • ???????????? ,???????????
  • ??????(excess demand)
  • ???????????? ,???????????

14
17.1 ??????????
  • ??????
  • ?????(aggregate production function, APF)

15
17.1 ??????????
  • ???????????????
  • F(L) gt 0 ???????????
  • F(L) lt 0 ????????????????????

16
17.1 ??????????
  • ???????????????,??????????????,?????????????,?????
    ???
  • Yf F(L)

17
17.1 ??????????
  • ?????

18
17.1 ??????????
  • ???(aggregate supply)??
  • ??????,????????????????????????
  • ?????????????????????????

19
17.1 ??????????
  • ??????????(aggregate supply)

20
17.1 ??????????
  • ???????????
  • ???????(Fisher equation of exchange)
  • ??????????????????????
  • MV PY ?? GDP

21
17.1 ??????????
  • ??????? V ????? Y ???,P ? M ???????????
  • ?????????????????????

22
17.1 ??????????
  • ?????(Cambridge equation)
  • ?????????????????????????,??????????
  • MD kPY
  • k ?????????????????

23
17.1 ??????????
  • ??????(Say's Law)
  • ?????????????,?????????????
  • ?????????????????????
  • ????????????????,???????????

24
17.1 ??????????
  • ???????????????????

25
17.2 ?????????
  • S I (G T)
  • ??????????,?????????????(loanable
    funds)???,????????????????????????

26
17.2 ?????????
  • ????????????,????????????????????
  • ??????????????

27
17.2 ?????????
  • ????????

28
17.2 ?????????
  • ?????????????????
  • GDP ? Yf ? C I G ? C S T
  • ??????????????????,??????,????,?????
  • ????????,????,????????,????,????

29
17.3 ???????
  • ???????
  • ?????-????,??????????????????,??????????????
  • ??????????(Keynesian Revolution) ,??????????????

30
17.3 ???????
  • ?????????????????
  • ???????????????????
  • ??????????(autonomous consumption)??????(induced
    consumption)???

31
17.3 ???????
  • ?????(autonomous investment)
  • ???????????????????,????????

32
17.3 ???????
  • ?????????
  • ??????(marginal propensity to consume, MPC)
  • ?????(??)????,??????(??)????

33
17.3 ???????
  • ??????(marginal propensity to save, MPS)
  • ?????(??)????,?????(??)????
  • MPS ? S / ? Y 1 b
  • MPC MPS 1

34
17.3 ???????
  • ???????
  • ??????????????????????(CP)???(SP)???(IP)
  • I S,?????(realized)??(Ir)???????(Sr)
  • ?????? Iu??????????????
  • Ir IP ? Iu

35
?????
????
36
17.3 ???????
  • ???????????????,????????????
  • ??????????,??????????
  • ????????????,????????

37
17.3 ???????
  • ??????????
  • 45???
  • ?????45??????????????????,???????????Y C I

38
17.3 ???????
  • ???????

39
17.3 ???????
  • ??????????
  • ???????, I S ??
  • ?????????????,??????
  • ?????????????????????????

40
17.3 ???????
  • ???????

41
17.3 ???????
  • ???????

42
17.3 ???????
  • ?????????

43
17.4 ????
  • ?????(autonomous expenditure)
  • ??????????,?????????,???????????????????
  • ??????????????,???????????????,???????????????

44
17.4 ????
  • ???????
  • ???????????????????

45
17.4 ????
  • ????(multiplier effect)
  • ???????????,?????????????
  • ??(multiplier)
  • ????????????????
  • 0 lt b lt 1 ,(1 / 1 b) gt 1

46
17.5 ????????????
  • ???????????
  • ????????????????????????
  • ????????????????,??????????

47
17.5 ????????????
  • ??????????????

48
17.5 ????????????
  • ??????????

49
17.5 ????????????
  • ??????
  • ????????(1 / 1 b),??????( b / 1 b)
  • ??????????????? Y/? G ??1

50
17.5 ????????????
  • ?????????
  • ????(deflationary gap)
  • ????????,??????????
  • ????(inflationary gap)
  • ????????????????

51
?????????
  • ????
  • ????
  • ????

????
52
17.5 ????????????
  • ?????????

53
17.5 ????????????
  • ????????(expansionary fiscal policy)
  • ???????????????????
  • ????????(contractionary fiscal policy)
  • ??????????????????

54
17.6 ??????????
  • ?????????????
  • YP C T (T G) NCF I
  • YP C T ??????
  • T G ??????
  • NCF
  • ?????
  • ???NX ????NCF 0

55
17.6 ??????????
  • ????(trade deficit)
  • ???????????,????????
  • ???? ?? ?? ?????

56
17.6 ??????????
  • ????
  • ?????????

57
17.6 ??????????
  • ????
  • ??????????????

58
17.6 ??????????
  • ???????? - 45????

59
17.6 ??????????
  • ???????? - 45????

60
17.6 ??????????
  • ????????????-45????

61
17.6 ??????????
  • ???????? - ???????
  • ??????????
  • ????
  • ?????????

62
17.6 ??????????
  • ???????????? - ???????

63
????????
  • ????
  • ?????
  • ????

????
64
17.7 ?????
  • ?????(paradox of thrift)
  • ?????????,????????????,?????????????????
  • ????????????????????,?????????????

65
17.7 ?????
  • ?????
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