Making loans and fighting poverty are normally two of the least glamorous pursuits around, but put the two together and you have an economic innovation that has become not just popular but downright chic. The innovation - microfinance - involves making small loans to poor entrepreneurs, usually in developing countries.

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

The stock market has an insidious effect on C.E.O.s' moods, because of its impact not just on their companies but on their own bank accounts.

Flexible supply chains are great for multinationals and consumers. But they erode already thin profit margins in developing-world factories and foster a pell-mell work environment in which getting the order out the door is the only thing that matters.

Procrastination also can be a way of self-handicapping: if you don't do a great job, you can always say to yourself, "If I'd only started sooner, I'd have been able to produce something excellent."

The typical American corporation is a shareholders' republic the same way that China is a peoples' republic.

If you thought the advent of the Internet, the spread of cheap and efficient information technology, and the growing fragmentation of the consumer market were all going to help smaller companies thrive at the expense of the slow-moving giants of the Fortune 500, apparently you were wrong.