Takarada, Yasuhiro
Tsubuku, Masafumi
Okimoto, Madoka
Funding for this research was provided by:
Japan Society for the Promotion of Science (26380335, 23-3981, 16H02018, 15J11103)
Zengin Foundation for Studies on Economics and Finance (1420)
Nanzan University (Pache Research Subsidy I-A-2)
Article History
Received: 6 April 2015
Accepted: 7 June 2016
First Online: 20 June 2016