All Stories

  1. The 2024 Japan Economic Association Award for Young Female Researchers sponsored by the Nippon Life Insurance Company

    Article • Japanese Economic Review, April 2025, Springer Science + Business Media

    Professor Izumi Yokoyama

  2. Endogenous decisions on acceptable worker-job mismatch level and the impact on workers’ performance

    Article • Japan and the World Economy, December 2024, Elsevier

    Professor Izumi Yokoyama

  3. How do firms attain internal and external flexibility of employment?

    Article • Labour Economics, December 2024, Elsevier

    Professor Izumi Yokoyama

  4. How serious was it? The impact of preschool closure on mothers’ psychological distress: evidence from the first COVID-19 outbreak

    Article • Japanese Economic Review, May 2024, Springer Science + Business Media

    Professor Izumi Yokoyama

  5. Is Asian flushing syndrome a disadvantage in the labor market?

    Article • Health Economics, April 2023, Wiley

    Professor Izumi Yokoyama

  6. SARS-CoV-2 suppression and early closure of bars and restaurants: a longitudinal natural experiment

    Article • Scientific Reports, July 2022, Springer Science + Business Media

    Professor Izumi Yokoyama

  7. Financial Meltdown in “Swing Hospitals” during the COVID-19 Outbreak

    Article • June 2021, Cold Spring Harbor Laboratory Press

    Professor Izumi Yokoyama

  8. What the COVID-19 school closure left in its wake: Evidence from a regression discontinuity analysis in Japan

    Article • Journal of Public Economics, March 2021, Elsevier

    Professor Izumi Yokoyama

  9. What School Closure Left in Its Wake: Contrasting Evidence Between Parents and Children from the First COVID-19 Outbreak

    Article • SSRN Electronic Journal, January 2020, Elsevier

    Professor Izumi Yokoyama

  10. Employment Adjustments of Regular and Non-Regular Workers to Exogenous Shocks: Evidence from Exchange-Rate Fluctuation

    Article • ILR Review, November 2019, SAGE Publications

    Professor Izumi Yokoyama

  11. Effects of state-sponsored human capital investment on the selection of training type

    Article • Japan and the World Economy, March 2019, Elsevier

    Professor Izumi Yokoyama

  12. Inequality through wage response to the business cycle–Evidence from the FFL decomposition method

    Article • Journal of the Japanese and International Economies, March 2019, Elsevier

    Professor Izumi Yokoyama

  13. How the tax reform on the special exemption for spouse affected the work-hour distribution

    Article • Journal of the Japanese and International Economies, September 2018, Elsevier

    Professor Izumi Yokoyama

  14. Why the earnings of the middle class declined: evidence from Japan

    Article • Applied Economics Letters, February 2018, Taylor & Francis

    Professor Izumi Yokoyama

  15. The Labour Market Effects of Increases in Social Insurance Premium: Evidence from Japan

    Article • Oxford Bulletin of Economics and Statistics, January 2018, Wiley

    Professor Izumi Yokoyama

  16. Optimal combination of wage cuts and layoffs—the unexpected side effect of a performance-based payment system

    Article • IZA Journal of Labor Policy, December 2017, De Gruyter

    Professor Izumi Yokoyama

  17. Assessing the effects of reducing standard hours: Regression discontinuity evidence from Japan

    Article • Journal of the Japanese and International Economies, March 2017, Elsevier

    Hisahiro Naito, Professor Izumi Yokoyama

  18. Health Care in Japan: Excellent Population Health, Low Medical Expenditures, yet Ambiguous Place of Primary Care

    Article • January 2015, SAGE Publications

    Professor Izumi Yokoyama

  19. Why do wages become more rigid during a recession than during a boom?

    Article • IZA Journal of Labor Economics, January 2014, De Gruyter

    Professor Izumi Yokoyama

  20. Has Japan's Long-Term Employment Practice Survived? Developments since the 1990S

    Article • ILR Review, April 2009, SAGE Publications

    Professor Izumi Yokoyama

  21. Wage distribution in Japan, 1989–2003

    Article • Canadian Journal of Economics/Revue canadienne d économique, September 2008, Wiley

    Professor Izumi Yokoyama

  22. A Brief History of Japanese Medicine

    Article • SAGE Publications

    Professor Izumi Yokoyama

  23. Medical Education in Japan

    Article • SAGE Publications

    Professor Izumi Yokoyama