Carlyle Group LP (CG)’s David Rubenstein said he expects the U.S. Federal Reserve to keep interest rates low as it continues to boost the economy.

Low rates have “been a very good fuel for economic growth in the United States,” Rubenstein, Carlyle’s co-chief executive officer, said today in an interview in Berlin with Bloomberg Television. “The greatest fortune to be made in the U.S. in the next two or three years is going to be made by somebody who explicitly determines when the interest rises will occur,” he said.

To contact the reporter on this story: Annette Weisbach in Frankfurt at aweisbach1@bloomberg.net

To contact the editor responsible for this story: Christian Baumgaertel at cbaumgaertel@bloomberg.net