answer:
In addition to Jim's notes, I wanted to add that there are several resources for looking into campaign finance. One place to start looking is on the Voting and the November 2nd Election page on the Radical Reference Shelf. With Project Vote Smart you can track campaign financing.
There is a directory of political organizations on yahoo and lists 77 political organizations.
To find other research on this topic, you may want to search in library catalogs and full-text databases using the Library of Congress subject headings below:
Nepotism.
Pressure groups -- United States.
Elite (Social sciences) -- United States.
Political corruption -- Prevention.
Political corruption -- Economic aspects.
