Disabled group is a special disadvantaged groups in society, because they live in pressure, affordability is low in economic, and the ability of resisting risks is week.

残疾人群体是社会中的特殊困难群体，其生活压力大、经济承受力低、抵御风险力弱。

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But in many, if not most, cases affordability has promoted economic and demographic growth.

FORBES: Why Affordable Housing Matters

Higher rates would lower housing affordability while also reducing refinancing activity, which itself acts as a form of economic stimulus.

WSJ: HEARD ON THE STREET: Economic Uplift May Be Drag on Housing

This is the key to increasing access and affordability while preventing government debt from threatening the health security of seniors and the economic security of all Americans.

WSJ: Paul Ryan: The GOP Budget and America's Future