All that glitters / See the gun. See it smoke
'Economic concentration' is a vague and boring term until it translates into less money in your pocket at the end of the day. That day is here.
"Our problem," groused a member of the economic concentration committee a couple of years ago, "is that we have no empiric proof that economic concentration is damaging the economy. There's plenty of anecdotal evidence but no studies have been done. We have no smoking gun."