the income tax rate they pay now or 20%. it would keep the hugely mortgage interest and deductions for families earning less than half a million a year and would cut the corporate tax rate from 5% to 20 and temporarily slash it to 5.25 and eliminate taxes on stock dividends and long term capital gains. perry says he aims to unleash american ingeneral unite for a new american century. we will set our employers and our people free by slashing the cost of government, cutting taxes for the middle class families, balancing our budget and growing our economy. the future of america is too important to be left to the washington politicians. and joining me now with more on perry s number is cnn s number one numbers guy, ali velshi, this is kind of a flat tax and kind of not. the issue with it is that i don t know who in america wouldn t choose the 20%. you could run the numbers three ways, you could do it with 20% he s plo posing. do it the normal way which he says he ll leave i