Wells Fargo and JPMorgan might not want to loan to risky borrowers,but they'll finance the operations that do.

Some of the same investors who invented mortgage-backed securities have a new strategy, and nobody's quite sure what it'll do to the market.

New investment vehicles for "social impact investing" let bankers be bankers.

The Fed is nearing a decision on whether to end investment banks' game with physical goods. Banks say everything would fall apart without them.