3 Construction of the Multilayered Social Security System: Evaluation and Policy Proposals Zheng Gongcheng

30 Major Sources and Logic behind the Formation of Xi Jinping's Important Discourses on People's Wellbeing Jia Yujiao

43 Economic Development and Social Security in Germany: Historical Experience and Future Solutions Wolfgang Schroeder, Samuel Greef

55 Economic Development and Social Security in France: The Mid-1980s Turning Point Pierre Concialdi

76 Japan's Economic Development and Social Security: A Case Study of Long-term Care System Katsuhisa Kojima

89 Development of China's Healthcare System in the Past Seventy Years: Review and Analysis Qiu Yulin

102 The Medically Uninsured Chinese Adults: Trends and Determinan Luo Weixiang

119 Activating the Endogenous Impetus of the Poor: Theoretical Perspective and Policy Choice Lin Mingang

131 Improving the Urban Dibao System: Raising Threshold and Targeting Effectiveness Guan Xinping

141 Research on the Portability Losses of Pensions in China: From the Perspective of Transaction Cost Ma Yunchao

148 Research on Constructing a Knowledge System for "Social Security Studies" Yu Feiyue