First as a returning undergraduate and then as a doctoral student in economics at Harvard, I attended his courses on advanced economic theory and the history of economic thought.

先后作为哈佛经济系的返回本科生和博士生，我上过他的高级经济理论和经济思想史的课程。

youdao

By signing and returning the contract (or by submitting a completed electronic copy) the student agrees to this contract for the entire academic year, or the remainder thereof.

通过签署并返还合同(或提交完整的电子版本)的学生同意本合同或整个学年，剩下的除外。

youdao

By signing and returning the contract (or by submitting a completed electronic copy) the student agrees to this contract for the entire academic year, or the remainder thereof.

通过签署并返还合同(或提交完整的电子版本)的学生同意本合同或整个学年，剩下的除外。

youdao