stock market volatility

Hugh Johnson, chairman of Hugh Johnson Advisors LLC, talks about volatility in the financial markets, Federal Reserve monetary policy and the outlook for U.S. stocks and economy in 2012.

Wall Street rallied strongly Thursday, as investors braced for more stock market volatility and concerns resurfaced about the euro zone banking system.

Shoppers pulled back last month amid concerns about the global economy and stock market volatility.

Stock market volatility is back, a signal to some experts that the powerful rally that started in early March may be coming to an end.