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First Author:
 
Akihiko Noda
Graduate School of Business and Commerce, Keio University
noda@2007.jukuin.keio.ac.jp
 
2-15-45 Mita
Minato-ku, 108-8345, Japan
 
 
 
http://at-noda.com/

Second Author:

Shunsuke Sugiyama
Graduate School of Economics, Keio University
sugiyama@gs.econ.keio.ac.jp
 
Minato-ku, 108-8345, Japan
 
 
 
http://sugi-shun.com/