Interest groups and lobbying groups, but not identical.

利益集团与游说集团有联系，但不完全相同。

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"Some cases,there are lobbying groups that are actually so successful and have so much influence they're able to write bills,propose bills, for members of Congress.

VOA: special.2010.09.27

The news media and self-appointed ethics "watchdog" groups observe how lobbying is carried out.

VOA: special.2010.09.27

The pending copyright legislation is supported by powerful lobbying groups including the MPAA and the Chamber of Commerce.

FORBES: At CES, the only Law that Matters is Moore's Law

But it seems to be taking another approach to appeasing lawmakers by winning the support of key lobbying groups.

FORBES: Magazine Article

When the last Farm Bill was passed in 2002, a record 650 lobbying groups had their hands in the pot.

FORBES: Magazine Article