FactSet Earnings Insight - 05-February

FactSet Senior Earnings Analyst John Butters provides an update of the key metrics for the fourth quarter earnings season for the S&P 500 as we are just past the midpoint of the earnings season. He also discusses the key drivers for the increase in earnings for the S&P 500 over the last few weeks. Which sectors and companies have been the top contributors to the improvement in earnings for the index over the past month?