荒井夏来, 飯塚信夫, 山本庸平. The Efficiency of the Government’s Revenue Projections. HIAS Discussion Paper Series. 2022
舟島義人, 飯塚信夫, 大塚芳宏. GDP announcements and stock prices. Journal of Economics and Business. 2020. 108
飯塚信夫. 労働分配率は低下しているのか-税務統計との比較による検討. Kanagawa University Economic Society Discussion Paper. 2019
飯塚信夫. Nowcasting gross domestic product in Japan using professional forecasters' information. Kanagawa University Economic Society Discussion Paper. 2018