Research

The Effect of Voluntary Staying at Home on Japanese Female Suicide During the COVID-19 Pandemic

Published in Health Economics, 2026

Recommended citation: Ibuka, Yoko, Haruo Kakehi, Ryuki Kobayashi, and Ryo Nakajima. 2026. "The Effect of Voluntary Staying at Home on Japanese Female Suicide During the COVID-19 Pandemic," Health Economics: 1–17. https://doi.org/10.1002/hec.70078.
Download Paper

The effects of new technology on productivity: technological improvement and reallocation efficiency in the Japanese steelmaking industry

Published in Journal of Economic Structures, 2023

Recommended citation: Kobayashi, Ryuki. (2023). "The effects of new technology on productivity: technological improvement and reallocation efficiency in the Japanese steelmaking industr." Journal of Economic Structures. 12, 6.
Download Paper

The Effects of a Merger between Vertically Integrated Firms on Retail Gasoline Prices: Market Power, Efficiency, and Upstream Effects

2025