英文的关于机会成本的问题1.suppose there are 3 alternatives to attending a social event:read a novel(you value this at 5 dollars),or watch a film(you value this at 10),or go to work(you can earn 7 dollars).The opportunity cost of attending
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![英文的关于机会成本的问题1.suppose there are 3 alternatives to attending a social event:read a novel(you value this at 5 dollars),or watch a film(you value this at 10),or go to work(you can earn 7 dollars).The opportunity cost of attending](/uploads/image/z/2188107-27-7.jpg?t=%E8%8B%B1%E6%96%87%E7%9A%84%E5%85%B3%E4%BA%8E%E6%9C%BA%E4%BC%9A%E6%88%90%E6%9C%AC%E7%9A%84%E9%97%AE%E9%A2%981.suppose+there+are+3+alternatives+to+attending+a+social+event%3Aread+a+novel%28you+value+this+at+5+dollars%29%2Cor+watch+a+film%28you+value+this+at+10%29%2Cor+go+to+work%28you+can+earn+7+dollars%29.The+opportunity+cost+of+attending)
英文的关于机会成本的问题1.suppose there are 3 alternatives to attending a social event:read a novel(you value this at 5 dollars),or watch a film(you value this at 10),or go to work(you can earn 7 dollars).The opportunity cost of attending
英文的关于机会成本的问题
1.suppose there are 3 alternatives to attending a social event:read a novel(you value this at 5 dollars),or watch a film(you value this at 10),or go to work(you can earn 7 dollars).The opportunity cost of attending the social event is?
请说明原因··谢谢
英文的关于机会成本的问题1.suppose there are 3 alternatives to attending a social event:read a novel(you value this at 5 dollars),or watch a film(you value this at 10),or go to work(you can earn 7 dollars).The opportunity cost of attending
(1/3)*5+(1/3)*10-(1/3)*7=8/3
因为read a novel,watch a film,go to work的机会均等,那么概率都是1/3,题目要我们求期望,用公式一代就可以了