Among stock, eBay IncEBAY.O slid 5.2% after warning of dour demand in the first half of 2023 due to strained consumer spending domestically and in Europe. For a Reuters live blog on U.S., UK and European stock markets, click LIVE/ or type LIVE/ in a news window. Futures up: Dow 0.30%, S&P 0.53%, Nasdaq 0.93% Feb 23 (Reuters) - U.S. stock index futures rose on Thursday as a strong sales forecast from Nvidia boosted chipmakers, helping outweigh worries about the Federal Reserve continuing to raise interest rates in the face of sticky inflation and economic strength.