Big banks' December victory on swaps rules turned Dodd-Frank into a lightning rod, making additional changes to the law more difficult.

As U.S. lawmakers grow frustrated with the rising dollar, G-20 finance ministers pledge not to devalue their currencies to stimulate growth.

As U.S. lawmakers grow frustrated with the rising dollar, G-20 finance ministers pledge not to devalue their currencies to stimulate growth.

Greece requests changes in aid package in a bid to buy time; Germany refuses to negotiate.