Overall, the 2011 American economy saw inconsistent moderate recovery, which came as a result of many factors including lack of internal incentives for the economic recovery, decline in government stimulation, the Japanese earthquake, the turbulence of the Middles East, soaring oil prices, and the European debt crisis. The current challenges facing American economy include gloomy employment situation, sluggish real estate market, continuous expansion of federal debts, as well as increasing social inequality, which was demonstrated by "Occupy the Wall Street" incident. The 2012 American economy are still affected by insufficient employment and dismal housing market . However, because enterprises are reaping handsome profits and the confidence of consumers rebound, without significant shocks from the outside, the 2012 American economy will outperform that of 2011. <<