經濟學里有一樣東西十分令我“討厭”，但是很多人很愛它。它的名字叫做“效用”。效用分析充斥著大多數經濟學對人的分析。有人說它的優勢等於牛頓發明了“力”的測量，也就是說力原本是一種很抽象的東西，但牛頓先生提供了一個方法給我們可以測量力的大小。我們可以說你的用力有多少“牛頓”。而效用，則經常用來測量個人在某個方面或者某個物品得到的滿意值，或者開心值，或者幸福值。對於我來說，就是把心裡的感覺實物化數字化，以此來進行比較分析。科學嗎？見仁見智。 [Read more →]
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