Although it is identified that America has stopped adopting quantitative easing policy, there remains different views on its economic growth. ANBOUND chief researcher Chan Kung states, with the exception of financial innovation, the key node, American economy has been in stable recovery, and interest change has been the main factor for market change. One thing needs to be noted, if Fed remains its prudence, raising rates in the future could bring about large market change which may be beyond original expectation.