Published Papers

Why Has Wage Inequality Evolved so Differently Between Japan and the US? The Role of the Supply of College-educated Workers (with Yuko Mori), Economics of Education Review, forthcoming, 2016.

Fewer school days, more inequality,Journal of the Japanese and International Economies, Vol. 39, pp.35–52, 2016.

Moment Estimation of the Probit Model with an Endogenous Continuous Regressor (with Yukitoshi Matsushita and Hisahiro Naito), Japanese Economic Review, forthcoming, 2016.

The Educational Upgrading of Japanese youth, 1982-2007: Are All Japanese Youth Ready for Structural Reforms? (with Yoichi Arai, Hidehiko Ichimura), Journal of the Japanese and International Economies, Vol. 37, pp. 100-126 2015.

The Changing and Unchanged Nature of Inequality and Seniority in Japan (with Ken Yamada), Journal of Economic Inequality, Vol. 13, No.1, pp. 129-153, 2015.

The Promotion Rule under Imperfect Observability of the Employee's Ability (with Shota Araki),Theoretical Economics Letters, Vol. 4, No. 8, pp. 662-665, 2014

Labor-market Institutions and Long-Term Effects of Youth Unemployment (with Tetsushi Murao), Journal of Money, Credit and Banking, Vol. 46, No. S2, pp. 95-116, 2014.

Incidence of Strict Quality Standards: Protection of Consumers or Windfall for Professionals (with Tetsushi Murao and Ryo Kambayashi), Journal of Law and Economics, Vol. 57, No. 1, pp. 195-224, 2014.

Minimum Wage and Wage Distribution in a Deflationary Economy (with Ryo Kambayashi and Ken Yamada), Labour Economics, Vol. 24, pp. 264-276, 2013.

The Gift of Time (with Jungmin Lee and Daniel Hamermesh), Labour Economics, Vol. 24, pp.205-216, 2013.

Why Has the Fraction of Contingent Workers Increased? A case study of Japan (with Hirokatsu Asano and Takahiro Ito), Scottish Journal of Political Economy, Vol. 60, No. 4, pp. 360-389, 2013.

Decling Long-term Employment in Japan (with Yuko Ueno), Journal of the Japanese and International Economies, Vol. 28, pp. 19-36, 2013..

Labor-Market Attachment and Training Participation (with Toshie Ikenaga), Japanese Economic Review, Vol. 64, No. 1, pp. .73-97, 2013.

Who Bears the Cost of the Business Cycle? Labor-Market Institutions and Volatility of the Youth Unemployment Rate (with Tetsushi Murao), IZA Journal of Labor Policy, Vol. 1, Article 10, 2012.

Aggregate Impacts of a Gift of Time (with Jungmin Lee and Daniel Hamermesh), American Economic Review Papers and Proceedings, Vol. 102, No. 3, pp. 612-616, 2012.

Actual Age at School Entry, Educational Outcomes, and Earnings, Journal of the Japanese and International Economies, Vol. 25, No. 2, pp. 64-80, 2011.

Incumbent's Price Response to New Entry: The Case of Japanese Supermarkets(with Naohito Abe), Journal of the Japanese and International Economies, Vol. 24, No. 2, pp. 196-212, 2010.

Is Minimum Wage an Effective Anti-Poverty Policy in Japan (with Yuko Mori), Pacific Economic Review, Vol. 14, No,. 4, pp. 532-554, 2009.

The Productivity of Public Capital: Evidence from the 1994 Electoral Reform of Japan
(with Fumio Ohtake and Keiko Tamada), Journal of the Japanese and International Economies, Vol. 23, No. 3, pp. 332-343, 2009.

Working Mothers and Sons' Preferences Regarding Female Labor Supply: Direct Evidence from the Stated Preferences (with Junko Miyazaki), Journal of Population Economics, Vol. 22, No. 1, pp. 115-130, 2009.

The Union Wage Effect in Japan
(with Hiromi Hara), Industrial Relations, Vol. 47, No. 4, pp. 569-590, 2008.

Wage Distribution in Japan: 1989-2003 (with Ryo Kambayashi and Izumi Yokoyama), Canadian Journal of Economics., Vol. 41, No. 4, pp. 1329-1350, 2008.

Self-employment Rents: Evidence from Job Satisfaction Scores, Hitotsubashi Journal of Economics, Vol. 49, No. 1, pp. 35-45, 2008.

The Causal Effect of Graduating from a Top University on Promotion: Evidence from the University of Tokyo's 1969 Admission Freeze (with Wenjie Ma), Economics of Education Review, Vol. 27, No. 2, pp. 184-196, 2008.

Green Taxes and Double Dividends in a Dynamic Economy (with Gerhard Glomm and Facundo Sepulveda), Journal of Policy Modelling, Vol. 31, No. 1, pp. 19-32, 2008.

Testing the Morale Theory of Nominal Wage Rigidity (with Fumio Ohtake), Industrial and Labor Relations Review, Vol. 61, No. 1, pp. 59-74, 2007.

A Market Test of Sex Discrimination: Evidence from Japanese Firm-Level Panel Data, International Journal of Industrial Organization,Vol. 25, No. 3, pp. 441-460, 2007.

The Impact of Minimum Wage on Female Employment in Japan (with Ken Yamada), Contemporary Economic Policy, Vol. 25, No. 1, pp. 107-118, 2007.

The Incidence and Effect of Job Training among Japanese Women, Industrial Relations, Vol. 45, No. 3, pp. 469-477, 2006.

Are Computers at Home a Form of  Consumption or an Investment? A Longitudinal Analysis for Japan, Japanese Economic Review, Vol. 57, No. 1, pp. 69 -86, 2006.

Negative Self Selection into Self Employment among African Americans, Topics in Economic Analysis & Policy, Vol. 9, No. 1, Article 9, 2005.

Attrition Bias in Economic Relationships Estimated with Matched CPS Files (with David Neumark), Journal of Economic and Social Measurement, Vol. 29, No. 4, pp. 445-472, 2004.

Peer Effects on Substance Use among American Teenagers, Journal of Population Economics, Vol. 17, No. 2, pp. 351-367, 2004.

Human Capital Accumulation of Salaried and Self-Employed Workers
, Labour Economics, Vol. 10, No. 1, pp.55-71, 2003