US STOCKS-Wall Street climbs as global debt worries recede
* Jobless claims stay near 15-year low
* Alibaba jumps on better-than-expected revenue
* Yelp jumps on report it is exploring sale
* Indexes up: Dow 0.7 pct, S&P 0.5 pct, Nasdaq 0.7 pct (Updates to mid-afternoon)
By Noel Randewich
May 7 (Reuters) - U.S. stocks moved higher on Thursday afternoon, helped by a jump in tech stocks and a reversal in surging global interest rates.
Strong quarterly results from Alibaba as well as speculation that consumer review website Yelp.com could be for sale drove technology stocks higher, with the S&P tech index up 0.87 percent.
The number of Americans filing new claims for unemployment benefits held near a 15-year low last week, suggesting positive momentum in the economy, but not so much as to change expectations for a September interest rate hike by the Federal Reserve.
A recent run-up in global interest rates that has worried Wall Street also showed signs of stabilizing, while a rally in oil prices snapped. Continuación...