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Re: [問題] 經濟學 綁售
May 5th 2014, 21:09, by folksuite

作者folksuite ()

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標題Re: [問題] 經濟學 綁售

時間Mon May 5 21:09:24 2014

A類對組合的保留價格 = 115 + 15 = 130 B類對組合的保留價格 = 120 C類對組合的保留價格 = 110 接下來求利潤極大化組合： ┌────┬───┬─────┬────┐ │ 搭　法 │售　價│ 願買人數 │ 利 潤 │ ├────┼───┼─────┼────┤ │(115,15)│ 130 │僅A類=100 │ 7000 │= (130-60) * 100 ├────┼───┼─────┼────┤ │(115,40)│ 155 │ 0 │ ---- │ ├────┼───┼─────┼────┤ │(115,50)│ 165 │ 0 │ ---- │ ├────┼───┼─────┼────┤ │ (80,15)│ 95 │ 300 │ ? │必小於(60,50)，故不算。 ├────┼───┼─────┼────┤ │ (80,40)│ 120 │ 200 │ 12000 │ ├────┼───┼─────┼────┤ │ (80,50)│ 130 │ 100 │ 7000 │ ├────┼───┼─────┼────┤ │ (60,15)│ 75 │ 300 │ ? │ ├────┼───┼─────┼────┤ │ (60,40)│ 100 │ 300 │ ? │ ├────┼───┼─────┼────┤ │ (60,50)│ 110 │ 300 │ 15000 │← MAX，故組合價110=60+50。 └────┴───┴─────┴────┘ -- ※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 114.46.251.134 ※ 文章網址: http://www.ptt.cc/bbs/Examination/M.1399295367.A.195.html ※ 編輯: folksuite (114.46.251.134), 05/05/2014 21:10:40

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