Illinois’ population losses have become a source of concern among state policymakers. But as Brian Mackey explains — a change in federal policy could make things much worse.

Last year, Illinois was one of a handful of states that lost population. More than 90,000 people moved elsewhere.  It became a campaign issue for Governor when then candidate Bruce Rauner criticized the state's lack of friendliness to business, but the numbers don't mean mean there is a crisis, or even a real clamor, to leave the state.