Telepressure was also correlated with sleeping poorly and missing work.

出自-2016年12月阅读原文

So what factors, at the community level, do predict if poor children will move up the economic ladder as adults? What explains, for instance, why the Salt Lake City metro area is one of the 100 largest metropolitan areas most likely to lift the fortunes of the poor and the Atlanta metro area is one of the least likely?Harvard economist Raj Chetty has pointed to economic and racial segregation, community density, the size of a community's middle class, the quality of schools, community religiosity, and family structure, which he calls the single strongest correlate of upward mobility.

出自-2015年12月阅读原文

But economists who study the relationship between money and happiness have consistently found that, above a certain income, the two do not reliably correlate.

出自-2013年12月阅读原文

first, they explain that if a given variable is playing a role in affecting well-being, then we should expect any change in that variable to correlate with the observed changes in well-being.

2019年12月六级真题（第一套）阅读 Section B

Harvard economist Raj Chetty has pointed to economic and racial segregation, community density, the size of a community's middle class, the quality of schools, community religiosity, and family structure, which he calls the "single strongest correlate of

2015年12月六级真题（第三套）阅读 Section C