Massive Corporate Layoffs in US Sparks Massive Rises in Stock Prices?

For the past year, we've had a binge of corporate layoffs in America. Recently it was reported that AMR Corp., which operates American Airlines, would slash about 13,000 jobs, about 1 out of every 7 jobs in their current workforce. Microsoft has reported it will fire 18,000 employees, also about 1 out of every 7 of their current employees. Hewlett Packa…