Trumps order for study starts a long and complicated process.

Lenders sought more time to divest private-equity, hedge fund stakes.

Lenders sought more time to divest private-equity, hedge fund stakes.

Law made Wall Street banks even bigger, Trump website says.

Law made Wall Street banks even bigger, Trump website says.

Regulator seeks to limit banks' ability to evade Dodd-Frank restrictions by doing trades overseas.

Regulator seeks to limit banks' ability to evade Dodd-Frank restrictions by doing trades overseas.

Wall Street continues to lobby global regulators, arguing against capital requirements, even as the new rules' ink is barely dry.