US stock index futures squeezed higher on Friday as optimism surrounding an economic jump next year outweighed worries of an unanticipated rise in coronavirus infections during the thanksgiving holidayWall Street’s major indexes increased over 10% this month as investors bet on a sooner-than-anticipated coronavirus vaccine and calmer global trade under President-elect Joe Biden, setting the S&P 500 for its best November ever.A rotation into sectors such as industrials and financials, which seemed to benefit from an economic recovery, has also fueled the Dow to record highs and placed it on track for its largest monthly increase since 1987.However, both indexes pulled back on Wednesday as data indicated a sluggish recovery, sending investors back to the perceived safety of technology heavyweights, including Apple Inc and Amazon.com Inc.