A Nobel prize-winning economist who argued in the 1950s that development happens when workers move from "subsistence" activities—informal enterprises and tiny farms—to a more productive "capitalist" sector of factories and commercial farms. His framework of structural transformation remains central to the debate over African development policy.
Nitwit ideas are for emergencies. You use them when you've got nothing else to try. If they work, they go in the Book. Otherwise you follow the Book, which is largely a collection of nitwit ideas that worked.