Toward the end of the 1980s, some economists spoke of a "productivity paradox": despite huge IT investments, most notably in the service sectors, productivity stagnated.

在20世纪80年代末，一些经济学家谈到了一个“生产率悖论”：尽管有大量的 IT 投资，尤其是在服务部门，生产率仍然停滞不前。

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Although the productivity paradox has been in the debate for decades, past research in this field has been restricted to the United States, and the external validity of the paradox is questionable.

信息技术的生产率悖论问题已经讨论了几十年，过去这个领域的研究主要限制在美国，但是信息技术生产率悖论在其它国家和地区的适用性如何仍然是有争议的。

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The issue of production paradox of information technology, which was advanced in 1980 ', has drawn extensive attention. The information technology affects productivity directly and indirectly.

年代提出的信息技术生产率矛盾问题已得到广泛的关注，信息技术对生产率可产生直接和间接作用。

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