That's a fair question and I don't know the answer to it. I study and work in public policy. Ergo I imagine that the study and analysis of business would come f

That's a fair question and I don't know the answer to it. I study and work in public policy. Ergo I imagine that the study and analysis of business would come from b-schools. However, to try and answer your question, I've seen it mentioned here and in the news that the primary value of going to a business school is not the education, but the contacts you make.