The number of job openings in the U.S. has climbed since the spring and is now nearly back to the levels before the coronavirus pandemic hit the labor market, a sign of continued economic improvement despite a surge in infections and fading fiscal support.
There were 10.8 million job openings posted on online sites across the U.S. so far this month, on average, up from 6 million at the low point in May, after the pandemic triggered widespread business closures and other restrictions on activity, according to data from job-search…