The War Of The Plastic

What a nice gift. Citibank, the nation's largest bank and top credit-card issuer, on Apr. 1 announced a new program to refund the difference if cardholders charge an item and later find it costs less elsewhere. But this "price protection" plan is more than just goodwill toward holders of Citi's 30 million cards. It's the latest sign of bad times ahead for issuers in the once-lush world of credit cards.

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