Spend a week eating brunch and carousing nighttime haunts in our nation's capital and it becomes clear that money greases the wheels of governance. What's less obvious, however, is exactly where the money comes from.

Using data from the Center for Responsive Politics, the following presentation reveals one of the largest sources, Goldman Sachs (GS 1.79%), the 2nd biggest corporate contributor in the country.

To download our wildly popular free report about three stocks to own forever, simply click here now.