Dr. Sangmok Kang of Pusan National University in South Korea is currently visiting the Department for collaborative research with Professor Subhash Ray in the area of productivity and efficiency analysis. Dr. Kang is a a Professor of Economics back in his university in Korea and served as the Director of the Institute of Management and Economics there. In the past he has been a visiting scholar at Oregon State University, Purdue University, and University of Chicago. His principal areas of research are energy, the environment, and international trade policies. His applied research is focused on Korea and China. He has published a number of papers in well known journals including Journal of Productivity Analysis, Energy Economics, Journal of Environmental Economics, Ecological Economics, and Environment and Development Economics.