61.   A flat tax, say its advocates, might remove some of the corruption in politics.

62.   A commission appointed by the Republican leadership in Congress endorsed the idea of a flat tax Wednesday, but ducked proposing anything specific.

63.   A family with a hefty mortgage could find itself with a big tax increase under a flat tax.

64.   A flat tax would have negated the chief appeal of municipal bonds, their tax-free coupons.

65.   A flat tax also goes against an American tradition, enshrined in decades of tax law, that the wealthy should carry a greater share of the tax burden.

66.   A flat tax also violates an American tradition, enshrined in decades of tax law, that the wealthy should carry a greater share of the tax burden.

67.   A flat tax benefits mostly the rich, and so does a consumption-based tax.

68.   A flat tax would change the bond situation as drastically as the real estate market.

69.   A flat tax, cutting the IRS down to size, slashing taxes on capital gains and inheritances and re-engineering Medicare are advocated by all the candidates.

70.   A flat tax, supported by some Republicans, would be unfair because it would cut taxes for the rich and raise taxes for the poor, Summers said.