Here's the problem that I have, here is a list of Obama's largest contributors
University of California $1,648,685
Goldman Sachs $1,013,091Harvard University $878,164
Microsoft Corp $852,167Google Inc $814,540
JPMorgan Chase & Co $808,799
Citigroup Inc $736,771
Time Warner $624,618Sidley Austin LLP $600,298Stanford University $595,716National Amusements Inc $563,798WilmerHale LLP $550,668Columbia University $547,852
Skadden, Arps et al $543,539
UBS AG $532,674IBM Corp $532,372
General Electric $529,855US Government $513,308
Morgan Stanley $512,232Latham & Watkins $503,295
http://www.opensecrets.org/pres08/co...?cid=N00009638
I think I read somewhere that Obama raised almost $10 million from Lobby groups and about $45 million from Law firms
Here's a site where you can breakdown by sectors
http://www.opensecrets.org/pres08/select.php?ind=F09
I also think your wrong on the private donation versus corporate donation scale, but I don't have time to dig that up right now.