問題詳情

9. John, Ethan, and Mary decide to buy a bike together and share the ownership. There willingnessto pay for each choice is in the following table

They will choose the bike that all three agree to buy.Which following statement(s) is(are) correct? 

(i) The bike will be a publie good among them.
(ii) If three people share the cost and all bikes have the same price, $1500, the choice that maximizesaggregate surplus will be chosen.
(A) (i)
(B) (ii)
(C) (i) and (ii)
(D) None of the above is correct.

參考答案