Xiamen University, Xiamen University, Xiamen University, Xiamen University, Xiamen University, affiliation not provided to SSRN, Xiamen University, China University of Petroleum (Beijing) - State Key Laboratory of Heavy Oil Processing, affiliation not provided to SSRN, Xiamen University, Aarhus University, affiliation not provided to SSRN, Xiamen University, Xiamen University and Xiamen University