Dow drops more than 600 points Friday, suffers…

U.S. stocks fell sharply on Friday, wrapping up a roller-coaster week on Wall Street as heightened speculative trading by retail investors continued to unnerve the market.The Dow Jones Industrial average lost 620.74 points, or 2%,…

The stock market frenzy feels like 1999 dot-com…

Billionaire global investor Barry Sternlicht said Thursday he's concerned about the long-term viability of current conditions in the stock market, warning that some aspects feel reminiscent of the dot-com bubble in the 1990s."I don't think…