The fuel levy as income source for government is rapidly losing productivity to generate income, says Professor Stephan Krygsman of the University of Stellenbosch’s Department of Logistics (Transport Economics). Taking the year 2000 as starting point, with the fuel levy at 100% productivity, there has been a roughly 1.1% decrease in productivity a year. By 2040, greater fuel efficiency will reduce the fuel tax by roughly 48% for individual vehicles, says Krygsman. While the total vehicle …