Industry analyst Martin Feil explains how the true state of the Australian economy is hidden from the public by the jargon and condescension of the economics fraternity. One thing that can’t be masked is manufacturing’s importance to the economy.My father told me that skill in billiards was evidence of a misspent youth. My familiarity with the technical jargon of the industry policy debate in Australia might equally evidence a misspent life.One of the great problems in the debate is that some ve…