In fact, he actually emphasized a concept that was first stated by a French philosopher Louis Blanc in the mid-nineteenth century.

事实上，他特别看重,一个由法国哲学家路易·勃朗,在十九世纪中期,率先提出的概念。

耶鲁公开课 - 金融市场课程节选

In fact, he actually emphasized a concept that was first stated by a French philosopher Louis Blanc in the mid-nineteenth century.

事实上，他特别看重,一个由法国哲学家路易·勃朗,在十九世纪中期,率先提出的概念。

耶鲁公开课 - 金融市场课程节选