Democrats Boxer and Brown are focusing on Fiorina and Whitman's deep pockets. But voters aren't always swayed by such arguments, and they can backfire, observers say.
Republicans Meg Whitman and Carly Fiorina have spent millions of their own dollars in their quests to become governor and senator. But the money they have poured into television ads and slickly produced events is not the only way their bank balances are helping define their campaigns.
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