When Roland Fryer was about 15, a friend asked him what he would be doing when he was 30.

当罗兰弗•弗莱尔15岁的时候，他的一个朋友问他长到30岁的时候会做什么。

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Roland Fryer, a Harvard economist, has invested more than $6m to test the proposition that paying pupils can improve poor schools.

来自哈佛的经济学家罗兰德.福莱尔已经花费6百万美元以验证金钱奖励可以改善小学生学习成绩的假设。

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Soon, with the chance to be successful and make progress at hand, intrinsic motivation kicked in, which appears to echo some of Harvard Professor Roland Fryer Jr.

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They are less successful motivators if they reward students for reaching a certain level of performance, such as achieving a passing score on a test, according to research by Roland Fryer.

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