A bull market is a period of economic optimism during which most stock prices rise—it is the opposite of a bear market, during which stock prices decline. Using market data to identify trends (a ...
The S&P 500 was down 1.9% in morning trading, coming off its worst week since September. The Dow Jones Industrial Average was down 369 points, or 0.9%, as of 10:30 a.m. Eastern time, and the Nasdaq ...