niche

A penny saved, they say, is a penny earned -- which explains the popularity of group-buying websites. But they also say that time is money, which is why you may be feeling like the daily slog through all those discount deals is becoming more trouble than it's worth. But there are ways to keep the bargains and take back your inbox.

Of three Slate spinoff sites launched in the beginning of 2008, two have already folded. Will The Root, a site targeting African-American audiences, succeed where its siblings failed? There's some reason to think it might.

With nearly 900 exchange-traded funds holding more than $780 billion in assets, life in the ETF arena is a matter of survival of the fittest. With all these niche products, how can you tell if your ETF is a survivor or a soon-to-be financial failure?