In a capitalist system, consumers, investors, and corporations orient their activities toward a future that contains opportunities and risks. How actors assess uncertainty is a problem that economists have tried to solve through general equilibrium and rational expectations theory. Powerful as these analytical tools are, they underestimate the future's unknowability by assuming that markets, in the aggregate, correctly forecast what is to come.

In China's Gilded Age, Yuen Yuen Ang maintains that all corruption is harmful, but not all types of corruption hurt growth. Ang unbundles corruption into four varieties: petty theft, grand theft, speed money, and access money.