US STOCKS-Futures gain after rally, indexes set for strong week
* Indexes on track to break three-week streak of losses
* GE shares edge up after results, Starbucks rallies
* Oil falls, on track for another negative week
* Futures up: Dow 38 pts, S&P 4 pts, Nasdaq 5.75 pts (Updates prices, adds McDonald's)
By Ryan Vlastelica
NEW YORK, Jan 23 (Reuters) - U.S. stock index futures climbed on Friday, adding to a sharp rally in the previous session that returned the S&P 500 and Nasdaq to positive territory for the year and putting major indexes on track to break a three-week streak of declines.
Thursday's advance came after the European Central Bank detailed a bond-buying program to boost the region's sagging economy and fight deflation. The program was larger than expected and will last through September 2016.
The rally took the S&P 500 above its 50-day moving average, a metric of near-term momentum that the benchmark index hasn't closed above since Jan. 8.
With the ECB stimulus details known, U.S. corporate earnings will likely be the primary driver of trading over the next few weeks. With 15 percent of S&P 500 companies having reported, 73.7 percent have topped earnings expectations while 53.9 percent have beaten on revenue, according to Thomson Reuters data. That compares with the long-term average of 63 percent for earnings and 61 percent for revenue. Continuación...