G.M. to Switch Ad Agency for Cadillac For the first time in four years, G.M. is changing the main advertising agency for one of its principal car brands.
Phelps Dodge Buys 2 Big Nickel Miners The world's largest copper producer said today that it had agreed to acquire two of the biggest nickel miners.
Inquiry Clouds Future for a Hedge Fund Survivor Arthur J. Samberg is a hedge fund survivor, but he is facing his biggest challenge yet — an S.E.C. inquiry into possible insider trading.