He had been exposed to Veblen's thought all along the way, most systematically at Columbia, where he worked closely with John Maurice Clark, and took Veblen's work as the point of departure for his professional work.
He had been exposed to Veblen's thought all along the way at Columbia. This was most systematically. He worked closely with John Maurice Clark. He took Veblen's work as the point of departure for his professional work.