nasdaq composite index

Large-cap technology shares have been among the market's best performers. Will the recent momentum feed on itself, or has this breathtaking bull run set the stage for a correction of some sort? Here's the case for the latter.

It has been a volatile week on Wall Street. After the Dow Jones industrial average retreated below the 10,000 level on Wednesday, the benchmark index, buoyed by positive third-quarter earnings reports, roared back to life Thursday, gaining more than 130 pints to end at 10,081. On Friday morning,...

Disappointing readings on durable goods and housing pushed stocks down again Friday, extending the market's biggest weekly drop since July. The blue-chip Dow Jones Industrial Average fell 42 points, or 0.4 percent, to settle at 9,665, while the broader S&P 500 shed 6 points, or 0.6 percent,...