課程名稱︰經濟學乙二 課程性質︰共同必修 課程教師︰江瑞祥 開課學院：社會科學院 開課系所︰政治系 考試日期（年月日）︰99年6月25日 考試時限（分鐘）：120 是否需發放獎勵金：yes （如未明確表示，則不予發放） 試題 : 1.Suppose that a U.S. dollar buys more gold in Australia than it buys in Russia. What does purchasing-power parity imply should happen?(10 points) 2.Fill in the table below with the direction of the variables that change in response to the events in the first column.(20 points) 縱向欄: U.S. government budget deficit increases U.S. imposes import quotas Capital flight from the United States 橫向欄: U.S. real interest rate U.S. domestic investment U.S. net capital outflow U.S. real exchange rate of domestic currency U.S. trade balance 3.Explain how an increase in the price level changes interest rates. How does this change in interest rates lead to changes in investment and net exports? (20 points) 4.Suppose that large budget deficits in the United States increase interest rates. What effect will the increase in interest rates have on the value of the dollar relative to the Japanese Yuan? Show using a graph of the demand and supply of U.S. dollars for Yuans. What will happen to net exports and aggregate demand as a result?(10 points) 5.Suppose a country is experiencing a deflation while real GDP is below potential GDP.(15 points) (a)If the country's central bank decides it wants to reinflate the economy, what type of policy (expansionary or contractionary) should it pursue? (b)Suppose this policy is enacted. What will happen to the real interest rate and investmant when the economy returns to potential? (c)Suppose the central bank decides not to reinflate the economy, and the economy eventually returns to potential GDP. How will the long run equilibrium values for the real interest rate and investment differ from your answer in (b)? 6.Suppose the consumers become pessimistic about the future health of the economy. What will happen to aggregate demand and to output? What might the president and Congress have to do to keep output stable?(15 points) 7.Use the two graphs in the diagram to answer the following question.(10 points) 圖沒辦法畫出來... (a)Refer to Figures above. Starting from C and 3, in the short run an unexpected increase in money supply growth moves the economy to which points in both figures? (b)Refer to Figures above. Starting from C and 3, in the long run, an increase in money supply growth moves the economy to which points in both figures? (c)Why the economy would move from C to B? --

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