Part one. The rise of market power in the U.S.: Why economists like competition...and why you should too -- Bad concentration, good concentration -- The rise in market power -- The decline of investment and productivity -- The failure of free entry -- Part two. The European experience: Meanwhile, in Europe -- Are US prices too high? -- How European markets became free -- Part three. Political economy: Lobbying -- Money and politics -- Part four. In depth look at some industries: Why are bankers paid so much? -- American health care: a self-made disaster -- Looking at the stars: are the top firms really different? -- To regulate or not to regulate, that is the question -- Monopsony power and inequality -- Conclusion.