Chetty has not yet issued a comprehensive analysis of the relative predictive power of each of these factors.

切蒂还没有对这些因素中每一个的相对预测能力进行全面分析。

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But Mr Chetty argues it is unnecessary.

但Chetty先生辩解说根本没有必要这么做。

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Mr. Chetty, meanwhile, saw benefits in the concentration of research that uses Big Data, large sets of research that are hard to compile and analyze.

与此同时，切蒂也看到专注于使用大数据的研究会有怎样的益处，这种大型研究的编制和分析非常困难。

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