LOS ANGELES -- A Ne Jersey bank is exploring possible legal action against the treasurer of California for her criticism of the bank's advertisements in a letter to Newsweek magazine.

The bank's move is the latest skirmish in a war of words between the bank and Treasurer Kathleen Brown over the usefulness of college savings bonds sold by several states, including California. Ms. Brown sees the zero coupon college savings bonds as one way for parents to save for higher education.

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