Here’s a November, 2010 talk at MIT from Charles Ferguson, who directed the outstanding film about Wall Street and the credit crisis Inside Job. There’s a long introduction and ongoing tech difficulties at the start – skip to Ferguson’s actual beginning at the 8:00 mark:
A pull quote:
What occurred is that the financial services industry as it rapidly consolidated and concentrated became the dominant source not only of corporate profits, but campaign contributions and political funding in the U.S.
Details on the talk at MIT World.