> The reduction comes a month after the Web portal let around 600 workers go as part of a strategy by Carol A. Bartz, the chief executive, to pare costs and reinvigorate a stagnant business. Previous rounds of layoffs took place in 2009 and 2008.

Huge mistake - pretty much all the literature on the topic agrees that slow trickles of layoffs are disastrously bad for morale.

If you have to make cuts, you really want do it once, all at the same time, and then put it behind you.