us stock indexes opened lower on friday as a wave of interestrate hikes from european central banks darkened the outlook for the global economy while fueling concerns that the federal reserve’s aggressive monetary tightening path could drive a us recession the dow jones industrial average djia dropped 281 points or 08 to 33665 while the sp 500 spx shed 08 the nasdaq composite comp was off 1 on pace to snap a multiweek winning streak fed chair jerome said thursday that fed officials largely expect the fed to raise interest rates “a couple of times” later this year though timing depends on economic data meanwhile the bank of england and norway’s central bank both hiked rates by 50 basis points on thursday with promises that more could come along with hikes from switzerland and turkey as well