Some economists, such as Claudia Goldin and Lawrence Katz, trace the growing pay gap to increasing demand for skilled workers.

一些经济学家，比如Claudia Goldin and Lawrence Katz，把薪酬差距的拉大的原因追溯为对熟练工人的需求增加。

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Some economists, such as Claudia Goldin and Lawrence Katz, trace the growing pay gap to increasing demand for skilled workers.

ECONOMIST: Economics focus