Nick Haralambopoulos is one of the course faculty team members delivering accredited training on natural gas tariff setting to staff from regulatory authorities in the Energy Regulators Regional Association (ERRA) network. Nick’s part of the course (7-8 and 10 September) will be focusing on the theory and practice of establishing the cost of service and setting revenue requirements. His course will combine theory with Excel-based practical exercises and the provision of tutoring support addressing participant queries arising from the course.