The S&P 500 was 0.3% higher in midday trading after giving up most of an earlier gain. The Dow Jones Industrial Average was down 56 points, or 0.1%, as of 11:45 a.m. Eastern time, and the Nasdaq composite was 0.6% higher.
It’s a downshift after stocks initially leaped nearly 2% in Tokyo and Seoul, where markets had the first chance to react to the…








