U.S. stocks surged Thursday morning following yet another strong batch of earnings, and despite several weak economic indicators. The Dow Jones industrial average rose about 200 points, or 2%, while the Nasdaq composite jumped 2.3% and the S&P 500 soared 2.1% by noon trading. And stocks were even higher earlier.Earnings results continued to impress Wall Street. This morning, such heavy weights as Caterpillar (CAT), 3M (MMM), UPS (UPS) and AT&T (T) all topped earnings estimates and raised their outlooks. Shares of all four were generally higher in morning trade. Meanwhile, General Motors said it is acquiring auto financier AmeriCredit (ACF) for $3.5 billion.
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