The president wants to cut taxes on investment and add a 10% credit for businesses that create jobs or raise wages. Some of his proposals already have bipartisan support.
Romney favors the orthodox GOP approach of lowering tax rates and overhauling the corporate tax system. Gingrich's plan is more radical and much more difficult to achieve.
It's automatic, but it will expire Feb. 29 unless Congress extends the tax break. Employers and payroll services that didn't make adjustments in time will refund overpayments.
If Congress wants to extend the payroll tax cut beyond Feb. 29 without adding to the national debt, it has to cut somewhere else, raise fees or find other tax money.
After Republican Sen. Mitch McConnell suggests Warren Buffett give his fortune to the U.S. Treasury, the billionaire pledges to match Republican contributions.
Analysis of plan says the rich would see taxes cut 15% and the middle class would see taxes fall 2.2%. The plan would increase the deficit, something the GOP candidate disputes.
GOP candidate wants to cut tax rates and increase exemptions for children, plus cut domestic spending. But his budget cuts wouldn't replace nearly all the lost revenue.
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The Market Dispatches column has been discontinued. Here's where to find the latest stock and business news on MSN Money, and the latest from market writer Charley Blaine.
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