" The result is that CEOs are often rewarded for pure luck; when the stock market valuation of the firm goes up, even if it is due to pure chance (e.g., world crude oil prices went up, the exchange rate moved in the firm’s favor), their salary increases. The one exception, which in some ways proves the rule, is that CEOs of companies where there is a single large shareholder who sits on the board (and is vigilant because it is his own money on the line) get paid significantly less for luck than for genuinely productive management.56 "

― Abhijit V. Banerjee , Good Economics for Hard Times: Better Answers to Our Biggest Problems