
- UID
- 223311
- 帖子
- 223
- 主题
- 87
- 注册时间
- 2011-7-11
- 最后登录
- 2013-8-19
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i thought the rule was that something that's technologically inefficient can never be economically efficient -- which makes sense, because if something's technologically inefficient, that means there is a way of doing it with less input units, which is always going to be cheaper. |
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