1.某財貨的需求函數為Q = 100 - P,供給函數為Q = 20 + 3P

   請問均衡的價格與數量?

    ANS:

              將需求與供給函數解聯立即可求得P=20和Q=80

  2. (1)請以英文寫出三種位似偏好的文字。

      (2)位似偏好的幾何意義為河?

      (3)準線性偏好的英文為何?

     ANS:

            (1)完全替代 perfect substitute preference

               完全互補 perfect complement preference

                             Cobb-Douglus preference

            (2)由原點向右上方拉出的射線與任何一條無異曲線交點之斜率(MRS)都相同

            (3)quasi-linear preference

Available from: Monday, 27 October 2008, 12:55 PM
Due date: Monday, 27 October 2008, 12:55 PM