Humans as machines -- Learning and producing -- Earnings inequality -- A role for government -- Appendix: Learn to … two measurement systems -- Who teaches -- The limits of ABI systems -- Appendix: Empirical work on educator quality …

Antitrust in a market economy -- The case for competition -- The case against monopoly -- Antitrust response to … monopoly -- Private enforcement -- Antitrust building blocks: market definition and market power -- The law of monopolization …