無異曲線的問題 - 經濟

By Adele
at 2008-11-04T21:20
at 2008-11-04T21:20
Table of Contents
A government considers two policy: (1) a cash grant of $100 and (ii) a
certificate good for $100 worth of food. Is a wealthy person more likely than
a poor person to prefer the cash grant? Explain using graphs.
剛朋友在討論這個問題
我的理解是這兩類人應該都會喜歡現金補貼才對
而這兩種補貼都是goods只是兩類人的偏好不同
所以將兩個人的無異曲線畫在一張圖上會有相交
只是一個偏好現金 一個偏好商品券
朋友認為現金補貼對有錢人是goods對窮人是bads
商品券對有錢人是bads對窮人是goods
所以用很簡單的無異曲線畫一邊是goods一邊是bads來解題
現在我們爭論的點在他認為無異曲線畫在一張圖上不應該出現相交 = =
相交的話就是兩條無異曲線都一樣無法比較
我認為兩個人的不同無異曲線畫在同一張圖上可以相交 = =
就算是相交兩個人偏好不同可以比較
問題說的好像有點雜亂
希望可以讓板上先進了解我的疑問
想請問板上的先進
不同人的無異曲線畫在同一張圖可不可相交
還有這一題怎麼解法會比較好
--
certificate good for $100 worth of food. Is a wealthy person more likely than
a poor person to prefer the cash grant? Explain using graphs.
剛朋友在討論這個問題
我的理解是這兩類人應該都會喜歡現金補貼才對
而這兩種補貼都是goods只是兩類人的偏好不同
所以將兩個人的無異曲線畫在一張圖上會有相交
只是一個偏好現金 一個偏好商品券
朋友認為現金補貼對有錢人是goods對窮人是bads
商品券對有錢人是bads對窮人是goods
所以用很簡單的無異曲線畫一邊是goods一邊是bads來解題
現在我們爭論的點在他認為無異曲線畫在一張圖上不應該出現相交 = =
相交的話就是兩條無異曲線都一樣無法比較
我認為兩個人的不同無異曲線畫在同一張圖上可以相交 = =
就算是相交兩個人偏好不同可以比較
問題說的好像有點雜亂
希望可以讓板上先進了解我的疑問
想請問板上的先進
不同人的無異曲線畫在同一張圖可不可相交
還有這一題怎麼解法會比較好
--
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