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- UID
- 223265
- 帖子
- 251
- 主题
- 116
- 注册时间
- 2011-7-11
- 最后登录
- 2016-4-21
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| I draw the chart on the side of mock if I stuck on the question which requires to evaluete some kind of effect. But most part of econ seems easy for me and there is no need of drawing charts, but it helps. |
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发表于 2011-7-13 15:29
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