Graduate School of Economics
KOIKE Takaaki
Affiliation
/ Position		 Graduate School of Economics / Associate Professor
Faculty of Economics / Associate Professor
Name KOIKE Takaaki
Homepage https://sites.google.com/view/takaakikoike/home
E-Mail

Education

Degree
Degree : Doctor of Philosophy (University of Waterloo)
Year : 2020.10
Education
University of Waterloo
Faculty of Mathematics
Department of Statistics and Actuarial Science
Year : 2020.10
Keio University
Graduate School of Science and Technology
Center for Mathematics
Year : 2017.3
Keio University
Faculty of Science and Technology
Department of Mathematics
Year : 2015.3

Research Areas

Research Areas
Keywords : Risk aggregation, Copula, Dependence, Dependence measures, Variance reduction methods, Risk allocation, Systemic risk, Extreme value theory, Markov chain Monte Carlo methods, Risk measures
Research Areas : Natural Science / Applied mathematics and statistics (Multivariate analysis), Humanities & Social Sciences / Economic statistics (Multivariate risk analysis)

Research History

2015.9 - 2016.2 Visiting Student, Department of Mathematics, ETH Zurich
2020.10 - 2022.3 Project Assistant Professor, Risk Analysis Research Center, The Institute of Statistical Mathematics
2020.12 - 2023.1 Visiting assistant professor, Faculty of Science and Technology, Keio University
2022.4 - 2024.3 Visiting Research Fellow, Risk Analysis Research Center, The Institute of Statistical Mathematics
2022.4 - 2025.3 Assistant Professor, Graduate School of Economics, Hitotsubashi University
2023.2 - Visiting Assistant Professor, Faculty of Science and Technology, Keio University
2024.4 - Visiting Assistant Professor, Risk Analysis Research Center (RARC), The Institute of Statistical Mathematics
2025.4 - Associate Professor, Graduate School of Economics, Hitotsubashi University

Academic Society Affiliations

No. Institute Name
1. Operations Research Society of Japan
2. Japanese Association of Financial Econometrics and Engineering
3. The Japanese Association of Risk, Insurance and Pensions
4. The Japan Statistical Society
5. The Institute of Actuaries of Japan

Committee Memberships

No. Committee Group Year
1. Committee of the Research Collaboration The Institute of Statistical Mathematics 2025.6 - 2027.5
2. Editorial Committee of the Japanese Journal of Risk and Insurance Japanese Association of Risk, Insurance and Pensions 2024
3. Committee of the Enterprise Risk Management (ERM) The Institute of Actuaries of Japan 2023
4. ASTIN-related Study Group The Institute of Actuaries of Japan 2023
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