Technology spillovers and economic vitality: an analysis of institutional flexibility in Japan with comparisons to the USA. - Charla Griffy-Brown; Akira Nagamatsu; Chihiro Watanabe; Bing Zhu (Int. J. Technol. Manag., 2002)

Risks of Supply Chain Disruption and Market Concentration: Constructing Conceptual Models of Transaction Structures in Supply Chain Networks. - Toko Sasaki; Akira Nagamatsu (AsiaSim, 2024)