I'm not sure it's easy to provide the specific information you're requesting, but Glenn Greenwald documents the influence Goldman Sachs has over financial regulation in the US:
The lack of transparency in the case of an obvious and massive conflict of interest is just as frightening as any specific cases of wrongdoing - which, anyway, would probably result only in the show trials of some low-level traders or officials.
http://www.salon.com/opinion/greenwald/2009/10/16/goldman/in...
The lack of transparency in the case of an obvious and massive conflict of interest is just as frightening as any specific cases of wrongdoing - which, anyway, would probably result only in the show trials of some low-level traders or officials.