Wall Street firms took a breather in Q4, says S&P
Impact on Mizuho Financial profit likely to be limited
Industry weathers Katrina, collapse of Refco
Major sectors looking to grow revenues in 2006
Papers being presented to World Trade Organization
Brokerages report big jump in second-quarter revenue
Trading conditions expected to improve, S&P says
Goal is to verify the ability of firms and markets to operate through an emergency
Underwriting fees remain weak
Lackluster trading, rising expenses crimp operating profits