America's Next Economic Crisis? Martin Feldstein, June 4, 2015, Opinion. "The u.s. economy has, by and large, recovered from the financial crisis of 2008–09. The Federal Reserve’s strategy of keeping interest rates exceptionally low led to rebounds in the stock market, housing prices and consumer demand, which in turn chipped away at unemployment. The difficulty now is getting the economy to grow again while the Fed returns interest rates to normal. The Fed’s challenge is made more complex by the negative effects of both short- and long-term interest rates being so low, which have induced investors and lenders to take additional risks..." Link