R 此外，与共同差异效应相对地，风险选择中存在共同比率效应（common ratio effect）。共同差异效应指的是两个跨期选项各增加一段相同的延迟时间会导致偏 好反转现象；相对地，共同比率效应指的是两个风险选项的概率...
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the common ratio effect 共同比率效应
For the high oil-water viscosity ratio of common heavy oil reservoir, the development effect becomes worse and worse with the reservoir coming into the high water production phase.
普通稠油注水开发油藏由于油水黏度比大，面临进入高含水中后期水驱开采效果越来越差的普遍矛盾。
The empirical result shows that some variables, such as eps, capacity, equity, and controlling ratio of shareholder, have obvious effect in stock dividend and transfer of reserve to common shares.
实证结果显示上市公司每股收益、送转能力指标、股本规模、控股股东持股比例等对上市公司的送转股有较大的影响。
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