Fed interest rate decision might unleash a tsunami of volume; some question whether markets are ready.

Justice Department looks at whether financial firms are improperly sharing information.

Complaints about market manipulation are common, but prosecutions are rare.

Complaints about market manipulation are common, but prosecutions are rare.

Intercontinental Exchanges decision follows pushback from banking groups.

Intercontinental Exchanges decision follows pushback from banking groups.

ICE said to be pitching new breed of residential-mortgage swaps for the Dodd-Frank era.

ICE said to be pitching new breed of residential-mortgage swaps for the Dodd-Frank era.