※ 引述《myfrank2003 (法克)》之銘言： : 1. A utility function that represents preferences: : a) Assigns the same number to bundles that lie on the same indifference : curve and higher number to bundles that are preferred. : b) Assigns the smae number to bundles that lie on the same indifference : curve and lower number to bundles that are preferred. : c) Assigns same number to all bundles. : d) Assigns different numbers to bundles that lie on the same indifference : curve. : Ans:無 : 這題題目看不太懂 : 但我猜是在說效用函數是指不同財貨組合所形成的同一條無異曲線 : 故選(D) 各位覺得呢 這題是 a 考效用函數跟無異曲線的定義 : 2. If individuals have different preferences but society's preferences : are consistent with the aggregation of individual preferences, : which of the following is true? : a) All endowments are equal. : b) There are only two individuals in the society. : c) Society's preferences are determined by a single individual : d) The social welfare function is Rawlisn. : Ans:無 : 個人認為是(a) 因為當每個人稟賦相同時 : 每個人的偏好都將相同 : 故社會總偏好也會與個人偏好一致 : 那請問 (d)的答案又是甚麼呢??? 這題是 c 考 Arrow's impossibility theorem http://en.wikipedia.org/wiki/Arrow%27s_impossibility_theorem 連結給你 不知道那是什麼的話參考一下吧 : 3. The purchasing power parity approach is a more useful method : used to compare the standard of living of different countries because: : a) using current exchange rates, which can vary a lot, cause large : fluctuations in output per capital among countries. : b) current exchange rates do not take account differences in prices of basic : goods among countries. : c) the PPP method does not ignore differences in the prices of basic goods, : d) all of above : Ans:無 : 這題也不太懂 : 我只知道購買力平價說在講 e=Pd/Pf : 可是跟這題有甚麼關聯呢?? : 麻煩各位大大幫忙解題! 這題是 c 考 PPP 的意涵 --

※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 118.166.169.175