Takamasa Yamaguchi

Takamasa Yamaguchi

Contact Information

Overview

Takamasa Yamaguchi’s primary interests lie in Health Economics and the Economics of Aging. Specifically, he is interested in the efficient and equitable design of healthcare and long-term care insurance systems in aging societies, such as Japan and the United States. In his master’s program, he investigated the effect of health checkups on health outcomes and behaviors in Japan. For his master’s thesis, he examined the impact of changes in healthcare coinsurance rates on the utilization of long-term care services in Japan. Previously, at the University of Tokyo, he was a project manager in the local government data development program, the first project that gained access to administrative tax data for research in Japan. He also worked as an intern at the Inter-American Development Bank, utilizing his proficiency in Spanish. He earned his BA and MA in economics from Waseda University in Tokyo, Japan. He participated in an exchange program at George Washington University during his undergraduate program.

Continue Reading

Knowledge at Wharton

When AI Transparency Backfires

New research shows that AI and machine learning models can be made to look fair and neutral in their interpretability outputs while continuing to produce biased real-world decisions.Read More

Knowledge @ Wharton - 5/5/2026
Five Things to Know About Private Credit

As investor withdrawals and liquidity concerns rattle the $1.8 trillion market, Wharton’s Itay Goldstein explains how private credit works, why experts are uneasy, and what it could mean for your finances.Read More

Knowledge @ Wharton - 5/5/2026
Why Women Need Other Women at Work

A new study on gender homophily in remote settings found that women who attended virtual career training did better when their classes did not include men.Read More

Knowledge @ Wharton - 5/5/2026