“Consider those monopolies controlling local Internet service: their high profits don’t act as an incentive to invest in faster connections—on the contrary, they have less incentive to improve service than they would if they faced more competition and earned lower profits. Extend this logic to the economy as a whole, and the combination of a rising profit share and weak investment starts to make sense.

Krugman, Paul, ‘Challenging the Oligarchy,’ a review of Robert B. Reich’s, Saving Capitalism: For the Many, Not the Few, (Knopf, 2016), in The New York Review, December 17, 2015, pp: 16-20.