I don't have an MBA, but lots of other businesses follow a knowledge work model more closely than an assembly line model. Some obvious examples include an inves

I don't have an MBA, but lots of other businesses follow a knowledge work model more closely than an assembly line model. Some obvious examples include an investment bank, an advertising agency, and a TV network. While I can't vouch for business school curricula, I would think that a business school that only performed cases studies in a narrow range of industries would simply be a poor (or alternatively, a specialist) business school.