Pretty old.
Thomas Gale Moore, "Trucking Deregulation." The Concise Encyclopedia of Economics. 1993. Library of Economics and Liberty. 15 December 2015. <http://www.econlib.org/library/Enc1/TruckingDeregulation.htm....
Thomas Gale Moore, "Trucking Deregulation." The Concise Encyclopedia of Economics. 1993. Library of Economics and Liberty. 15 December 2015. <http://www.econlib.org/library/Enc1/TruckingDeregulation.htm....