Theoretical and empirical study on the coupling industrial chain of ecoagriculture and ecotourism Theoretical and empirical study on evolution of industrial organization Theoretical and empirical study on networking innovation of industrial cluster firms Theoretical and empirical study on the evolution and optimization of the human-earth system Theoretical and empirical study on the governance of commercial banks Theoretical and empirical study on the interest conflict between city groups Theoretical and empirical study on the operation of urban public service in China Theoretical and empirical research on the ecological and economic symbiotic Theoretical and empirical study on real earnings management of Chinese listed firms Theoretical and empirical study on relation of physical and environmental reproduction