However, Martin Feldstein notes that the system could be very complex.

然而，马丁·菲尔德斯坦指出，这个系统可能非常复杂。

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Author: Martin Feldstein, George F. Baker Professor of Economics at Harvard university.

作者：马丁·费尔德斯坦，哈佛大学George F . Baker经济学教授。

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Prof Feldstein also noted the damage done to the financial markets by the crisis in subprime lending.

费尔德斯坦教授还提到了次级抵押贷款危机对金融市场造成的损害。

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But in an interview last month, GMAC Chief Executive Eric Feldstein insisted the opposite was true.

FORBES

Feldstein would cap deductions at no more than 2 percent of income for all taxpayers.

FORBES: If It Would Make The GOP Happy, Let's Call Tax Hikes 'Kumquats'

Feldstein estimated that a fairly comprehensive cap could cut the deficit by almost half over time.

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