The literature on Technological Gatekeepers goes back to the end of the 60s and refers to studies conducted at firm level.

“新知导入者”这个词可以追溯到60年代末期，涉及到企业层面的科学研究。

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One might imagine also conducting formal stress tests, not at the firm level as occurs now, but for a range of firms and markets simultaneously.

可以想像一下正式的压力测试，不是像现在只有一个公司的情况，而是一些公司和市场同时出现的情况。

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We focus primarily on differences in ownership structure at the firm level, while controlling for the legal regime of the country and other factor.

我们首要注重的是在企业层面上的所有权结构，而管理会计更关注国家的法律管理体系和其他因素。

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Each agent is going to choose her effort level to put into this firm.

每个股东都要选择为公司投入多少精力

耶鲁公开课 - 博弈论课程节选

So let me rephrase, are these people, are these pair of partners in the firm, or two students working on their homework assignments, are they working more or less than an efficient level?

让我换个表达方式吧,这些企业合伙人,或者两个共同协作做作业的同学,他们是否实现了最优效率了呢

耶鲁公开课 - 博弈论课程节选

One might imagine also conducting formal stress tests, not at the firm level as occurs now, but for a range of firms and markets simultaneously.

FORBES: Transcript

Developing strategic thinking skills simply makes a CMO more valuable in firm-level and board-level discussions.

FORBES: CMOs: Are You A Next Generation Marketer?

Slaughter has found a statistically significant relationship between declining unionization and increasing foreign investment across industries in the U.S. Firm-level analysis by Bruce Fallick of the Federal Reserve Board and our colleague Kevin Hassett also finds a negative relationship between unionization and investment.

FORBES: How To Lure Foreign Investment To The U.S.