US STOCKS-Wall St gains in choppy trading
* Jobless claims lowest in almost 15 years
* Alibaba shares tumble after results, Yahoo follows
* Dow up 0.71 pct, S&P up 0.41 pct, Nasdaq up 0.33 pct (Updates with market moves, comments)
By Sinead Carew
NEW YORK, Jan 29 (Reuters) - U.S. stocks were up in a volatile session on Thursday as oil futures pared their losses and strong job market data helped offset weak earnings reports from companies such as Alibaba and Qualcomm.
The S&P 500 hit a session high in the afternoon when nine out of 10 of the index's sectors turned positive. It had fallen as much as 0.65 percent earlier.
The confluence of low oil prices and a strong dollar, which is hurting some companies, is distracting investors from what is actually an average earnings season, said Art Hogan, chief market strategist at Wunderlich Securities in New York.
"This is the first time we've had a quarter we've had to deal with both dynamics in this business cycle," said Hogan. "We're looking at the big household names that put out disappointing numbers this week and we're putting undue influence on that."
Shares in Chinese internet giant Alibaba Group dropped 9 percent to $89.46 after revenue missed expectations, which also pushed down shares in part-owner Yahoo. Continuación...