He's a PhD candidate now in Economics and he's doing his doctoral dissertation on stock analysts' recommendations and the relation to returns in the stock market.

他正在攻读经济学博士学位,他的博士论文方向是,股票分析师的建议,和其与股票市场回报的关系

耶鲁公开课 - 金融市场课程节选

In recent years, there have been more examples of things that are priced too high than things that are priced too low but there are both and the market makes mistakes in both directions.

在最近的几年里，有更多的例子表明,市场价格是偏高了而不是被偏低了,但是其实两种现象都存在,同时市场也在两个方向上都犯了错误。

耶鲁公开课 - 金融市场课程节选