Volatility may be rising simply because investors must digest more information every day.

If only the human body could handle trauma as well as biotechnology stocks do.

For chat-room tyros who expect to make their first million day-trading by age 27, paging through the Sunday newspaper with a pair of scissors just to save a couple of cents on Cheetos seems so, well, old economy.

Never underestimate the power of Abby Joseph Cohen.

The most distinguishing element of my novels is that I try as hard as I can - within the context of a popular commercial thriller - to make them feel authentic. Drawing on real locations and real events is part of that authenticity.

Also, most people read fiction as an escape - and I wonder whether my books aren't a bit too grounded in reality to reach the widest possible audience.

In general, great companies prefer to grow organically, as Wall Street likes to say. That is, from the inside out, by finding new markets or by taking market share from their competitors.