Researchers show Japan's economy contracts regionally; Tokyo-bound migration drives wage premium.
Researchers show Japan’s economy contracts regionally; Tokyo-bound migration drives wage premium. How an Economy Shrinks in Space: Concavity-on-Jobs and Upward Consolidation under Demographic Decline How an Economy Shrinks in Space: Concavity-on-Jobs and Upward Consolidation under Demographic Decline Thanks: This study is conducted as a part of the Project “Sustainability of Cities and Regions in Japan under Population Decline” undertaken at the Research Institute of Economy, Trade and Industry (RIETI). The draft of this paper was presented at the RIETI Discussion Paper Seminar; the authors would like to thank the participants for their helpful comments. The data of the Japanese Panel Study of Employment Dynamics (JPSED), Recruit Works Institute, were provided by the Social Science Japan Data Archive, Center for Social Research and Data Archives, Institute of Social Science, The University of Tokyo. This work was supported by JSPS KAKENHI Grant Numbers 25H00543 and 24H00012, the Mitsubishi Foundation Humanities Research Grant, a research grant from the Kajima Foundation, and the Joint Usage ...