The Federal Reserve doesn't understand what's happening to a key economic model, Fed's Charles Evans says

There's one key economic model that the Federal Reserve has struggled to understand, Charles Evans, the president of the Federal Reserve Bank of Chicago, told CNBC on Wednesday. "We don't have a great understanding of why it's gotten to be so flat," Evans said about the so-called Phillips curve. ...

The Federal Reserve doesn't understand what's happening to a key economic model, Fed's Charles Evans says