Charging overweight fliers more would help carriers recoup the cost of the extra fuel required to carry them. The idea has been floated in the Journal of Revenue and Pricing Management publication, by Bharat P Bhatta, an academic in Norway. He suggests three methods of implementing the scheme. A straightforward price per kilogram, a fixed low fare with heavier passengers paying a surcharge and lighter passengers being offered a discount. The third option would see passengers divided into three bands – heavy, normal and light and being charged accordingly. “I think the simplest way to implement this would be for...