The market is often described as a learning process, one that could never be replicated by a central planner. A case in point is a piece of capitalist history I didn’t know: the original cake mix required only the addition of water. But, says this, this didn’t sell well at all. Potential buyers felt a sense of guilt that it was so easy. So the Betty Crocker company started requiring that an egg be mixed in. The cake mix took off.