Dr Chang is an Associate Professor and Head, Business and Management Minors at the School of Business, the Singapore University of Social Sciences (SUSS), Singapore. He specializes in the economics of climate change, economic-energy-environmental modeling, energy and security, oil and macroeconomy, the economics of electricity market deregulation, education for sustainability, and green finance and sustainability. He has published his research output in internationally referred academic journals such as Energy Economics, Energy Journal, Energy Policy, Resources Policy, Economic Modelling, Empirical Economics, Asia Europe Journal, Forest Policy and Economics, Singapore Economic Review, Energy Strategy Reviews, International Economics, Nature and Culture, Natural Hazards and Econometric Theory. He has edited five books such as Energy Security in Asia (World Scientific), Education and Sustainability (Routledge), Energy Conservation in East Asia (World Scientific), Energy and Non-Traditional Security (NTS) in Asia and Rethinking Energy Security in Asia (Springer). As a consultant, he has carried out a few cost-benefit analyses that examined the economics of carbon emissions reductions, market power in the deregulated electricity market, forecasting global demand for methanol, and the impact of carbon control on operations and supply chain. He has conducted training sessions on the deregulation of electricity market for a generation company. Before working in the academy, he worked as a landscape architect for two years in Korea and Saudi Arabia, and a financial analyst for four years in Korea. He has taught at the National University of Singapore and Nanyang Technology University, Singapore. He received his Ph.D. in Economics (Environmental and Resource Economics) from the University of Hawaii at Manoa, U.S.A
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