경제원론 문제풀이 맨큐26장
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- 2009.12.31
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- 2009.12
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목차
4. What is the investment? How is it related to national saving?
6. What is a government budget deficit? How does it affect interest rate, investment, and economic growth?
7. Economists in Funlandia , a closed economy, have collected the following information about the economy for a particular year.
10. ”Some economists worry that the aging populations of industrial countries are going to start running down their savings just when the investment appetite of emerging economies is growing”(Economists, May 6,1995). Illustrate the effect of these phenomena on the world market for loanable funds.
본문내용
4.CHAPTER 26 - QUESTION FOR REVIEW
경제학원론Ⅱ
What is the investment? How is it related to national saving?
Spending on capital equipment, inventories,
and structures, including household purchases of new housing.
S = I
The equation states that saving equals investment.
6. What is a government budget deficit? How does it affect interest rate, investment, and economic growth?
Government budget deficit
A shortfall of tax revenue from government spending.
Interest Rate S2 S1
① A budget deficit decreases the supply of loanable funds.
②Which raises the
equilibrium interest rate.
③and reduces the
7.CHAPTER 26 PROBLEMS AND APPLICATIONS
Economists in Funlandia , a closed economy, have collected the following information about the economy for a particular year.
Y= 10,000
C= 6,000
T=1,500
G=1,700
The economists also estimate that the investment function is I = 3,300 100r
where is r the country’s real interest rate, expressed as a percentage. Calculate private saving, public saving, national saving, investment, and the equilibrium real interest rate.
private saving = (Y T - C) = (10,000 - 1,500 - 6,000) = 2,500
public saving = (T - G) = (1,500 - 1,700) = -2,00
national saving(S) = (T Y - C) + (T - G) = (2,500 200) = 2,300
I = 2,300. The equation states that
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