悬赏 30 个论坛币 已解决
【作者(必填)】
David J Deming, Kadeem Noray
【文题(必填)】
Earnings Dynamics, Changing Job Skills, and STEM Careers* 
【年份(必填)】
The Quarterly Journal of Economics, Volume 135, Issue 4, November 2020,
【全文链接或数据库名称(选填)】https://academic.oup.com/qje/article/135/4/1965/5858010