More people are filing their tax returns on time than the Internal Revenue Service had expected. Experts think it's because of the rebate checks authorized by the economic stimulus package. In Florida, for example, timely filings are up almost 10%. The deadline is midnight tonight. Walter Mondale was the last presidential candidate to advocate raising taxes. He said he was being honest, but was swamped by Ronald Reagan's re-election despite the biggest deficit in American history. George W. Bush cut taxes, most famously for the rich, with plenty of help from Congressional Democrats. Knight Kiplinger, editor in chief of the Kiplinger Letter, looks at what today's presidential candidates have to say.