課稅之無謂損失 - 經濟

問題: When the size of a tax is doubled, the deadweight loss from the tax

(A)increase by the size of the tax

(B)doubles

(C)remains constant

(D)increases bye four times

我的想法:答案為B，但一直不了解為什麼是選它，

可以請了解的版友解釋原因嗎?

謝謝~~

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