American Express Stock Dips. Time to Buy?

A policy headline spooked credit card investors. Is this a buying opportunity?Credit card stocks and shares of banks that lend to credit card users took a hit on Monday after President Donald Trump discussed plans to cap credit card interest rates. Shares of American Express (AXP 0.44%) declined approximately 4% on Monday, and the stock continued to fall (albeit only slightly) on Tuesday.It's easy to see why the market reacted negatively to the news. Credit card interest rates are a major part of the econom ...