Becker, G. and G. Stigler (1974), Law Enforcement, Malfeasance, and the Compensation of Enforcers, Journal of Legal Studies 3, 1-19. [http://www.edegan.com/pdfs/Becker%20Stigler%20(1974)%20-%20Law%20Enforcement%20Malfeasance%20and%20the%20Compensation%20of%20Enforcers.pdf pdf]