Why David Rubenstein Should Keep His 1997 Mercedes Wagon

May.01 -- David Rubenstein still drives his 1997 Mercedes station wagon. Daimler AG Chairman and Chief Executive Officer Ola Källenius says the car is like a fine wine and will become more valuable over time. Källenius sits down on the latest episode of "The David Rubenstein Show: Peer-to-Peer Conversations." The interview was recorded Jan. 10 in Washington.