The financial crisis of 2008 was not caused by investment banks betting against the housing market in 2007. It was caused by the fact that too few investors - including all of the big investment banks - bet too heavily on the housing market in the years before 2007.

Older people do a better job of managing their impulses, and so they're better able to put off putting off.

If being the biggest company was a guarantee of success, we'd all be using IBM computers and driving GM cars.

Real politics is messy and morally ambiguous and doesn't make for a compelling thriller.

Most of the work on multitasking suggests that it generally makes you less efficient, not more.

If companies tell us more, insider trading will be worth less.

What an economy really wants, after all, is not more investment per se but better investment. It wants capital to flow to companies that will create value - not in the form of a rising stock price but in the form of more goods for less cost, more jobs, and rising wages - by enhancing productivity.