As the private sector grows, it will inevitably become a powerful political constituency.

"There's no powerful constituency out there that says you've got to have a trade bill."

Then it discovered that there was a powerful constituency for protecting the environment.

Much of the middle class has fled the public schools, leaving them with a less powerful constituency.

All of those amendments have political appeal, because they are favored by powerful constituencies.

But on a number of high-profile issues, he has alienated powerful Republican constituencies.

He learned last week that two powerful constituencies have not accepted either part of the bargain.

But over the years it has attracted a powerful constituency in every Congressional district.

Nor does the Clinton plan take on some powerful constituencies.

Congress would almost certainly chop welfare, which has no politically powerful constituency.