NEW YORK (AP) — Oil prices swung Monday after a scare overnight where prices popped and then moderated, and the yo-yo moves kept stock markets worldwide unsettled.

The S&P 500 edged up by 0.1% in morning trading after flipping between modest gains and losses. The Dow Jones Industrial Average was up 187 points, or 0.4%, as of 10:30 a.m. Eastern time, while the Nasdaq composite was down 0.1% but remained near its all-time high set last week like the S&P 500.

The center of the action recently has been the world’s bond markets, where climbing yields have cranked up the pressure on economies and stock markets…