著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Bilbiie, Florin Ovidiu and 藤原, 一平 and Ghironi, Fabio and 日本銀行金融研究所",Optimal monetary policy with endogenous entry and product variety,,"Institute for Monetary and Economic Studies, Bank of Japan",2011,IMES discussion paper series,,,,https://cir.nii.ac.jp/crid/1130282271724061952