The party opposes his plan to cut taxes for middle class Americans and use of government spending to increase economic activity.

VOA: special.2009.05.02

This is a sign of my economic status: I don't have to work. It is middle and lower-class women who do not get to observe purdah in this way.

但这恰好是我经济地位的标志：,我不需要工作，只有中下阶层的女人,才像这样不遵守深闺的习俗。

普林斯顿公开课 - 人性课程节选

What it does for him is allow him to buy his aunt this symbol of a middle-class American domesticity, and he is a happy participant in this new purchase.

这让他能够给阿姨,买这个美国中产阶级家庭生活的象征物，而他也很高兴能这么做。

耶鲁公开课 - 1945年后的美国小说课程节选

Does it create jobs for middle-class and those trying to join the middle class?

WHITEHOUSE: President Obama Addresses Business Roundtable

Manufacturing built the middle class and now we see the middle class dying a slow death.

FORBES: Guest Post: Creating Jobs

White middle-class families are more than twice as likely to own stock as black middle-class families.

FORBES: How Home Ownership Keeps Blacks Poorer Than Whites