He emphasizes that many of the people who report business income on their personal income tax returns are bond traders, partners in corporate law firms, lobbyists and hedge fund managers -- not the kind of activity that most people think of as "small business".
Indeed, Wolcott, who resigned in 1800, became a judge and then left the bench to become a trader; his partners included the merchant who built Gracie Mansion.
Mr. Slavin, 41, was an equity trader and partner at Cantor Fitzgerald.
The corporation tax reduction may encourage some sole traders and partners to choose company incorporation rather than self-employment.
Besides achieving stardom at Adelphi, Mr. Leistman, a bond trader and partner at Cantor Fitzgerald, met his wife, Maryclair, there.
"Everyone who was killed that day was attacked equally," said Kai Thompson, whose husband, Glenn, was a municipal bond trader and partner at Cantor Fitzgerald, which lost 658 employees in the Sept. 11 attack.
The CME Group, which runs commodity and futures exchanges, has notified both Goldman and Mr. Hadden, once a trader and partner at Goldman Sachs who now runs the global interest rates desk at Morgan Stanley, that both face fines and other sanctions in connection with the trade, according to a disciplinary action reviewed by The New York Times.
But it will seriously affect sole traders or partners who have made losses.
"This is in line with the idea that longer term, we're still seeing slow but steady growth," said Mike Shea, a managing partner and trader at Direct Access Partners in New York.
Jacquelyn Zehner, the first woman bond trader to make partner at Goldman Sachs and now vice chairman of the U.S.-based Women's Funding Network, presented research that female-managed investment funds have outperformed other funds.
