In an effort to boost flagging traffic and revenue, Sears and sister discount chain Kmart have embarked on their most aggressive holiday sales ever, with across-the-board discounts of as much as 50 percent. “It’s unprecedented,” a company spokesman said.

“Sears, reeling from billions in losses and sputtering mall traffic, is increasingly turning to a time-honored retail tactic: putting everything on sale.”

See the full story at MSN Money.