U.S. Senators Jerry Moran (R-Kan.) and David Perdue (R-Ga.) today introduced legislation to overhaul and simplify the American tax system. The bill, based upon a proposed tax system known as the “FairTax,” would replace our complicated and costly tax system with a flat national consumption tax and eventually close the Internal Revenue Service (IRS).“Overhauling the American tax system is not an easy undertaking, but the economic need for a leaner and fairer tax code has never been greater,” S…