Wal-Mart Raises Pay Rates, Then Has to Lay Off 450

"The cuts come as the world's largest retailer struggles to shore up its profit margins,
which have been weighed down by a $1 billion investment announced earlier this year
to increase wages for half a million store-level workers and other cost pressures. The 
company's stock is down 26 percent so far this year."

Wal-Mart to cut hundreds of jobs at Arkansas headquarters
.