Higher productivity enables companies to increase sales without adding workers. Even if job markets tighten and wages rise, corporate profits can continue to climb as long as worker productivity is growing faster than overall wages.
The biggest profit center for investment banks is the hefty fees they charge for underwriting stock offerings and giving financial advice, and analysts put those profits at risk if they publish negative conclusions about the companies that pay the fees.
Benefits are rarely made public in filings with the Securities and Exchange Commission, where companies must report the pay and options that their five highest-paid executives receive.
John W. Snow was paid more than $50 million in salary, bonus and stock in his nearly 12 years as chairman of the CSX Corporation, the railroad company. During that period, the company's profits fell, and its stock rose a bit more than half as much as that of the average big company.
Publicly traded United States companies report sales and profits to investors every quarter.