1.   By definition, a tax whose average tax rate rises as income Increases is called progressive tax.

2.   Income tax is a progressive tax because higher earners pay a higher proportion of their income in this tax than lower earners.

3.   Like any progressive tax, liability increases where the pocket is deeper.

4.   Progressive tax systems usually involve higher marginal tax rates for higher earnings.

5.   And in a presidential election year, of course, talking about a marriage tax cut wins out over discussing the progressive tax system.

6.   Because the income tax is a more progressive tax in that it burdens the wealthy more, Mauro said the tax structure had become less fair.

7.   A progressive tax can also be a highly inefficient one.

8.   Even poor little kids who much prefer a progressive tax code know that.

9.   Indeed, there is not much appetite these days on Beacon Hill for progressive tax policy.

10.   Like almost all other industrialized countries, the United States has a progressive tax system, in which the tax rate increases as income rises.