Tatsuyoshi Okimoto

Tatsuyoshi Okimoto is a Professor of Economics and Finance at the Faculty of Economics, Keio University (since 2022). He also serves as a principal at Economics Design Inc., an economic advisory at HorizonX, and a research associate at Research Institute of Economy, Trade and Industry (RIETI). His academic journey includes positions at Hitotsubashi University, Yokohama National University, and the Australian National University (ANU) as an Associate Professor and Visiting Fellow. Okimoto holds a PhD in Economics from the University of California, San Diego (2005), alongside earlier degrees from the University of Tokyo and UC San Diego.

His research focuses on Financial Econometrics, Macroeconometrics, and Energy Economics, with emphasis on analyzing macroeconomic-financial market linkages, monetary policy effects, and oil price dynamics. Notable contributions include studies on credit default swaps, sustainability in finance, and the impact of unconventional monetary policies. His work employs advanced time-series techniques like regime-switching models and global vector autoregression (GVAR).

Okimoto has been recognized with prestigious awards such as the 1st GPIF Finance Award (2017), Junko Maru Prize (2015), and Securities Analysts Journal Prize (2014). His recent publications explore topics ranging from carbon emissions and credit spreads to the interplay between mobility and pandemic spread.

He actively contributes to policy discussions through RIETI, advising on Japan’s economic strategies, including ETF purchases by the Bank of Japan and ESG investment trends. His research also addresses macroeconomic uncertainties and their implications for corporate capital structures.