We live in a world defined by the rapid pace of technological change.

Risk management systems and controls may discourage or limit certain revenue-generating opportunities. Failure to ensure the independence of these functions from the revenue generators and risk takers has been shown to be dangerous, and this is something for which the board is accountable.

The financial crisis revealed important weaknesses in many areas of our financial system.

By the beginning of the 20th century, the debate about monetary policy and the nation's financial system had been going on for over a century. Increasingly, the shortcomings of the existing system were causing too much harm to ignore.

I am unable to think of any critical, complex human activity that could be safely reduced to a simple summary equation.

The revenue stream for Social Security benefits comes from payroll taxes, which are credited to the Social Security Trust Fund - accounting for the program's finances separately from the rest of the budget.

All economic forecasts are subject to considerable uncertainty. There is always a wide range of plausible outcomes for important economic variables, including the federal funds rate.

The Federal Reserve is committed to fulfilling our statutory mandate of stable prices and maximum employment.

A digital currency issued by a central bank would be a global target for cyber attacks, cyber counterfeiting, and cyber theft.