He is particularly interested in economic modeling of urban systems, alternative transportation fuels, vehicle ownership, and traffic congestion in the developing world. Geoff Morrison worked on international transportation issues at the U.S. Department of Energy (DOE), the International Energy Agency (IEA) in Paris, and at the Indian Oil Corporation (IOC) Research Centre in Fahridabad. During his PhD, he studied varying topics in transportation including traffic congestion, aviation energy use, influences on commute modes, biofuels, hydrogen, and energy efficiency.