Dr.Siyu Ren is an active researcher on applied economics at School of Economics, Nankai University, China. He is currently serving as an Editor in Frontiers in Energy Research Journal; Frontiers in public health. He is also a member of the editorial board of several journals. Currently, His main research interests include environmental policy, ecological economics, energy economics, climate change, world economy and empirical economics. So far, He has published around 40 peer-reviewed papers in SCI/SSCI-indexed journals like Environmental and Resource Economics (ABS/AJG 3), Energy Economics (ABS/AJG 3), Business Strategy and the Environment (ABS/AJG 3), Journal of Environmental Management (ABS/AJG 3), Energy Policy (ABS/AJG 2), Structural Change and Economic Dynamics (ABS/AJG 2), Resources Policy (ABS/AJG 2), Empirical Economics (ABS/AJG 2), Sustainable Production and Consumption (SSCI). At present, His H-index has reached 26 in Scopus. As a reviewer of exceed 30 journals (e.g. Energy Economics, Energy Policy, Structural Change and Economic Dynamics, Technological Forecasting & Social Change, Emerging Markets Finance and Trade), he has reviewed more than 100 papers on SCI/SSCI indexed journals.