WASHINGTON — A year after the credit card reform law was enacted, Elizabeth Warren, the administration's official in charge with setting up the Consumer Financial Protection Bureau, said the industry has improved its practices and warned against over regulation of the card market.

Warren is scheduled to host a conference on Tuesday marking the one-year anniversary of the CARD Act. According to text of her remarks, Warren said the reform legislation was helpful and plans to release a study showing improvements in practices during the last year.

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