TULSA, Okla. (AP) — Many Oklahoma residents are out of the workforce despite the state's low unemployment rates.

About 25 percent of state residents between ages 25 and 54 don't have a job, the Tulsa World reported .

Shelley Cadamy is the executive director of Workforce Tulsa, an organization connecting workers with businesses. Cadamy said the state has more jobs than qualified applicants.

"I've been trying to figure out the secret sauce to get people back into the workforce for a long time," Cadamy said. "We need them."

Princeton University researcher Alan Krueger said opioid use is keeping m...