5、(10%)What will be effectiveness of monetary policy differ according to whether or not there are flexible exchange rates?

d)盧卡斯的批判(Lucas’ crhigue) (2%)

e) potential GDP (2%)

【已刪除】1、(15%)According to the Solow growth model, assuming the economy has the per-worker production function  where y, is output per worker, and kt is the capital output ratio. The depreciation rate is 0.1 and the population growth rate is 0.05. Saving  where S1 is total national saving and Yt is the total output. What are the steady state values of the capital-labor ratio, output per worker, and consumption per worker?

【已刪除】2、(35%)Tlie production function in an economy iswhere Y is the real ouput, A is productivity and N is the labor input. With this production function, the marginal product of labor is  Suppose A-2. The labor supply curve is  where Ns is the amount labor supplied, w is the real wage. Desired consumption and investment are  Taxes and government purchases are Money demand is The expected rate of inflation,  is 0.02, and nominal money supply M is 9150. Now what are the general equilibrium values of real wage( w), employment (N), output(K), real interest rate( r), consumption(C), investment (I), and price level(P)？

6、(10%)What is Baumol inventory demand for money model? Under this model, what are the determinants of demand for money?

一、獨立地投掷一公正的硬幣3次’觀測其出現正反面的情形。  (1)試寫出其樣本空間（sample space)。（5分）

（a) X之機率密度函數（pdf)。 （5分）

【已刪除】二、設X1.X2，...，Xn為由常態母體，，柚出之一組隨機樣本，其中"為母體平均 數則 (1) U,V，T分別具有何種分配？參數分別為何？ （9分）

(a)試寫出其檢定統計量及棄卻域（reject region)。 （6分）

(c)若欲使μ=26.7時的檢定力達到0.95 ,則至少需抽出多少樣本？ （5分）