One Surprising Reason Why Companies Struggle to Fill Jobs

The churn rate in the jobs market is less than you’d think with unemployment at multi-decade lows, and one reason is an aging workforce.

Having a job opening to fill is one thing. Convincing someone to fill it is quite another.

The economy hit a new milestone in April, the Labor Department reported Tuesday. For the first time since record-keeping began in 2000, there were more job openings than there were unemployed people to fill them. It is the result of the steady job gains that have sent the unemployment rate down to 3.8% last month.

The...