If you’ve applied to a job and never heard back, you may have fallen prey to a ghost job — an online listing for a role that never actually existed.

Ghost jobs aren’t just leaving job seekers frustrated. They’re also muddying the waters of the labor market when it comes to assessing the strength of the economy.

On today’s Big Take podcast, Sarah Holder digs into the ghost job phenomenon with Molly Smith, an editor on Bloomberg’s US economy team.