Three Economic Bears Seek Goldilocks Economy in U.S.

When it comes to the U.S. economy, the glass may not be half empty after all.

Three prominent bears -- David Rosenberg, chief economist at Gluskin Sheff & Associates, Mohamed El-Erian, chief executive officer at Pacific Investment Management Co., and David Levy, chairman of the Jerome Levy Forecasting Center -- separately see some hopeful signs. These include a housing market that is healing, a more competitive manufacturing industry and technological breakthroughs that could boost productivity.