If you're born in the United States, having wealthy parents matters a great deal to your chances of success, according to a new report.
원문출처 : https://www.cnn.com/2020/01/20/business/wef-social-mobility-index/index.html
원문출처 : https://www.cnn.com/2020/01/20/business/wef-social-mobility-index/index.html