"There is broad debate about just why the wealth gap appears to be growing. For starters, the prohibitive costs of political campaigning may discourage the less affluent from even considering a candidacy. Beyond that, loose ethics controls, shrewd stock picks, profitable land deals, favorable tax laws, inheritances and even marriages to wealthy spouses are all cited as possible explanations for the rising fortunes on Capitol Hill.
"What is clear is that members of Congress are getting richer compared not only with the average American worker, but also with other very rich Americans.
"While the median net worth of members of Congress jumped 15 percent from 2004 to 2010, the net worth of the richest 10 percent of Americans remained essentially flat. For all Americans, median net worth dropped 8 percent, based on inflation-adjusted data from Moody’s Analytics.
Going back further, the median wealth of House members grew some two and a half times between 1984 and 2009 in inflation-adjusted dollars, while the wealth of the average American family has actually declined slightly in that same time period, according to data cited by The Washington Post...."