#PreMarket Primer: Tuesday, January 7: Yellen Now Confirmed

Volatility has returned to the markets in 2014. Monday’s trading session saw a 127-point swing in the Dow as Wall Street reacted to government data that didn’t meet expectations. The Dow ended the day at 16,425.10—down 44.89 or 0.27 percent. The S&P 500 lost 4.6 points or 0.25 percent to close