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2015 Fiscal Year Annual Research Report

労働生産性と人間の移動性に関する確率過程模型と複雑系ネットワーク研究

Research Project

Project/Area Number 14F04708
Research InstitutionKyoto University

Principal Investigator

青山 秀明  京都大学, 理学(系)研究科(研究院), 教授 (40202501)

Co-Investigator(Kenkyū-buntansha) LUNGU ELIZA  京都大学, 理学(系)研究科(研究院), 外国人特別研究員
Project Period (FY) 2014-04-25 – 2016-03-31
Keywordslabour market / mobility network / intragenerational / weighted networks / grabity model
Outline of Annual Research Achievements

The current work focused on further understanding the determinants of the occupational mobility. Previously employing the network analysis it was observed which occupations that attract the most employees (e.g. Managers and administrators in the case USA using PSID database), which occupations exchange the most labour force etc., in short the topological structure of the occupational mobility network from different countries in different time periods. Currently, using the gravity model we estimate the occupational flow, i.e. the number of people that moving between two occupations in a certain time frame and create artificial occupational mobility networks (OMN). Further we compare the properties of this artificial OMN with the empirical OMN. We assume that there is an analogy between the occupational flows and the force of gravity, as the magnitude of flows from one occupation to another is dependent mainly on the number of employees in both occupations (masses) and on a measure of distance between the two occupations regarded as constraints to movement. Apply the gravity model on the higher education graduates database the results show that the occupational flows of university graduates are negatively dependent of the share of university graduates in total employment for each occupation and positively dependent on wages.

Research Progress Status

27年度が最終年度であるため、記入しない。

Strategy for Future Research Activity

27年度が最終年度であるため、記入しない。

  • Research Products

    (2 results)

All 2016 2015

All Presentation (2 results) (of which Int'l Joint Research: 2 results)

  • [Presentation] Topological properties of the intragenerational occupational mobility network2016

    • Author(s)
      E. O.Lungu
    • Organizer
      International Conference on Socio-Economic Systems with ICT and Networks (JAFEE20)
    • Place of Presentation
      東京大学,東京都
    • Year and Date
      2016-03-26 – 2016-03-27
    • Int'l Joint Research
  • [Presentation] Is Occupational Mobility Reducing the Socio-Economic Inequality?2015

    • Author(s)
      E. O.Lungu
    • Organizer
      Big data in Economics, Science and Technology (BEST’15)
    • Place of Presentation
      Ohrid, Macedonia
    • Year and Date
      2015-07-20 – 2015-07-22
    • Int'l Joint Research

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Published: 2016-12-27  

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