Not only why are members of Congress allowed to own stocks, but why are they allowed to trade while serving in Congress? These guys have insider information and the ability to sway the political direction. Why are they allowed to gain from that?
How many decisions are made based off investments? Is that why coal seems to be favored over natural gas? Or why certain companies are brought to the capital for 'investigations'? Maybe certain politicians were short these stocks and wanted a catalyst to send them lower.
Great interview with former high flying lobbyist Jack Abramoff with insights on Congress and investing. Why is this still legal?