The financial-services industry has reportedly flooded the Capitol with more than 2,000 paid lobbyists; even veteran members are stunned by the intensity of the blitz. The companies with the most at stake are particularly well-connected. The lobbying campaign for Goldman Sachs, for instance, is being headed up by a former top staffer for Rep. Barney Frank, Michael Paese, who is coordinating some 14 different lobbying firms to fight on Goldman's behalf. The bank is also represented by Capitol Hill heavyweights like former House majority leader Dick Gephardt and former Reagan chief of staff Ken Duberstein. All told, there are at...