Doctor of Economics
(Osaka University)


Professor of Statistics

Specialized Fields

Statistics, Econometrics

Fields of Interest

Bayesian Statistics, Markov Chain Monte Carlo Methods

Current Research

  • “Simulation studies comparing Dagum and Singh-Maddala income distributions,” Computational Economics, 48, 593-605.
  • “A random walk stochastic volatility model for income inequality,” Japan and the World Economy, 2015, Vol. 36, pp.21-28. (co-authored with Haruhisa Nishino)
  • “Spatial patterns of flypaper effects for local expenditure by policy objective in Japan: A Bayesian approach”, (co-authored with Hideo Yunoue, Takashi Kuramoto), Economic Modelling, Vol. 37, 500-506, 2014.
  • “Space-time model versus VAR model: Forecasting electricity demand in Japan”, (co-authored with Yoshihiro Otsuka), Journal of Forecasting, 32(1), 75-85, 2013.
  • “Bayesian estimation of persistent income inequality by lognormal stochastic volatility model”, (co-authored with Haruhisa Nishino, Takashi Ohga), Journal of Income Distribution, 21(1), 88-101, 2012.
  • “Production technology and agglomeration for Japanese prefectures during 1991-2000”, (co-authored with Wolfgang Polasek, Hajime Wago), Papers in Regional Science, 91, 29-41, 2012.
  • “On the roles of spatial interactions and heteroscedasticity in crime modeling”, (co-authored with Yoshihiro Otsuka, Shuhei Arasawa), Crime: Causes, Types and Victims (A.E. Hasselm ed), Nova Science Publishers, 211-220, 2011
  • “Grouped data estimation and testing of Gini coefficient using lognormal distributions”, (co-authored with Haruhisa Nishino), Sankhya Series B 73(2), 193-210, 2011.
  • “Forecasting electricity demand in Japan: A Bayesian spatial autoregressive ARMA Approach”, (co-authored with Yoshihiro Otsuka, Takashi Ohga), Computational Statistics & Data Analysis 54(11), 2721-2735, 2010.
  • “Estimation of regional business cycle in Japan using Bayesian panel spatial autoregressive probit model”, (co-authored with Hajime Wago, Hisashi Tanizaki), Handbook of Regional Economics (T.P. Nolin ed), Nova Science Publishers, 555-571, 2010.
  • “Estimation of electric demand in Japan: A Bayesian spatial autoregressive AR(p) approach”, (co-authored with Yoshihiro Otsuka), Inflation: Causes and Effects (L.V. Schwartzed), Nova Science Publishers, 156-178, 2009.
  • “Multilevel decomposition methods for income inequality measures”, (co-authored with Mototsugu Fukushige), Japanese Economic Review, 60(3), 333-344, 2009.
  • “Small sample properties and model choice in spatial models: A Bayesian approach”, Far East Journal of Applied Mathematics, 34(1), 31-56, 2009.
  • “Small-sample properties of panel spatial autoregressive models: Comparison of the Bayesian and maximum likelihood methods”, (co-authored with Hajime Wago), Spatial Economic Analysis, 3(3), 305-319, 2008.
  • “Spatial interaction of crime incidents in Japan”, (co-authored with Wolfgang Polasek, Hajime Wago), Mathematics and Computers in Simulation, 78(2-3), 276-282, 2008.
  • “Spatial patterns of production activity in Japanese MEA: A Bayesian approach”, Empirical Economics Letters, 7(2), 137-143, 2008.
  • “Simulation studies on the CO2 emission reduction efficiency in spatial econometrics: A case of Japan”, (co-authored with Kenichi Mizobuchi), Economics Bulletin, 18(4), 1-9, 2007.
  • “Model choice for panel spatial models: Crime modeling in Japan”, (co-authored with Wolfgang Polasek, Hajime Wago), Advances in Data Analysis (H.-J Lenz and R. Decker eds), 2007.
  • “Productivity convergence of manufacturing industries in Japanese MEA”, (co-authored with Mototsugu Fukushige), Applied Economics Letters, 13(10), 649-653, 2006.
  • “Bayesian estimation of a distance functional weight matrix model”, Economics Bulletin, 3(57), 1-6, 2005.
  • “Divergence or convergence?: Income inequality between cities, towns and villages in Japan”, (co-authored with Mototsugu Fukushige), Japan and the World Economy, 17(4), 407-416, 2005.
  • “How much effect does human capital have on interregional wage differentials in Japan”, (co-authored with Kyosuke Suzuki, Mototsugu Fukushige), 『地域学研究』, 33(1), 129-139, 2003.