KATO RYUTA    Department   Professional Graduate School  , Graduate School of Governance Studies    Position   Professor
Research Period	2012/04～2015/03
Research Topic	An analysis of the Impact of Marginal Tax Reforms on and an Application of the Optimal Taxation Theory to an Aging Japan with a Computable General Equilibrium Model
Research Type	KAKENHI Research
Consignor	Japan Society for the Promotion of Science
Research Program Type	Grant-in-Aid for Scientific Research (C)
KAKENHI Grant No.	24530370
Representative Person	KATO Ryuta
Details	Then we had several resutls as follows: Under the assumption that there is unemployment with friction in the labor market in Japan, the marginal tax reform could reduce unemployment and increase the number of job opportunities. Furthermore, we could successfully trace the actual historical trend of labor market with several shocks within our model.