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Research Staff
Susumu Cato

Research Staff

Susumu Cato

Division	Department of Comparative Contemporary Economics
Research Fields	Welfare economics Public economics
E-mail	catoiss.u-tokyo.ac.jp
Homepage	https://sites.google.com/site/susumucato/

Teaching and Research Appointments

April 2009 − March 2012	Research Associate, Institute of Social Science, The University of Tokyo
April 2012 − March 2014	Associate Professor, Graduate School of Social Science, Tokyo Metropolitan University
April 2014 −	Associate Professor, Institute of Social Science, The University of Tokyo

Topics of Research

1Social Choice Theory
2Industrial Organization
3Organization and Wage Profile
4Environment and Sustainability
5Well-being and Fairness

Selected Publications

Another induction proof of the Gibbard-Satterthwaite theorem.Economics Letters (2009), 105, 239-241.
Collective choice rules and collective rationality: a unified method of characterizations (with D. Hirata).Social Choice and Welfare (2010), 34, 611-630.
Emission Taxes and Optimal Refunding Schemes with Endogenous Market Structure,Environmental and Resource Economics (2010), 46, 275-280.
Local Strict Envy-freeness in Large Economies.Mathematical Social Sciences (2010), 59, 319-322.
Brief proofs of Arrovian impossibility theorems.Social Choice and Welfare (2010), 35, 267-284.
Local envy-freeness and equal-income Walrasian allocations. Economics Letters (2010), 107, 239-241.
Privatization policy and cost-reducing investment by the private sector. The Manchester School (2011), 79, 1157–1178.
Maskin monotonicity and infinite individuals. Economics Letters (2011), 110, 56-59.
The efficiency of the state-owned firm and social welfare: a note. Bulletin of Economic Research (2012), 64, 275-285.
A generalization of Campbell and Kelly's trade-off ｔheorem (joint work with Yohei Sekiguchi). Social Choice and Welfare (2012), 38, 237-246.
Social Choice without the Pareto Principle: A Comprehensive Analysis. Social Choice and Welfare (2012), 39, 869-889. DOI: 10.1007/s00355-011-0564-z
Pareto Principles, positive responsiveness, and majority decisions. Theory and Decision(2011), 71, 503-518.
The top-dog and the lean and hungry look strategies in endogenous entry (joint work with Ryoko Oki). Economic Modelling (2011), 28, 2776-2782.
Szpilrajn, Arrow, and Suzumura: concise proofs of extension theorems and an extension. Metroeconomica (2012), 63, 235-249.
Fair allocations in large economies with unequal production Skills. International Journal of Economic Theory (2012), 8, 321-336.
A note on the extension of a binary relation on a set to the power set. Economics Letters (2012), 116, 46-48.
Complements and consistent closures. Discrete Mathematics (2012), 312, 1218-1221.
Long-run effects of foreign penetration on privatization policies (joint work with Toshihiro Matsumura). Journal of Institutional and Theoretical Economics (2012), 168, 444-454.
Leaders and Competitors (joint work with Ryoko Oki). Journal of Economics (2012), 107, 239-255.
Quasi-decisiveness, quasi-ultrafilter, and social quasi-orderings. Social Choice and Welfare (2013),41,169-202.
Remarks on Suzumura consistent collective choice rules. Mathematical Social Sciences (2013), 65, 40–47.
Long-run effects of tax policies in a mixed market (joint work with Toshihiro Matsumura). FinanzArchiv: Public Finance Analysis (2013), 69, 215-240.
Merger and entry-license tax (joint work with Toshihiro Matsumura). Economics Letters (2013), 119, 11-13
Competitiveness and R&D competition revisited (joint work with Noriaki Matsushima and Toshihiro Matsumura). Economic Modelling (2013), 31, 541–547
Social choice, the strong Pareto principle, and conditional decisiveness. Theory and Decision, 75(4), 563-579.
Menu dependence and group decision making. Group Decision and Negotiation (2014), 23(3), 561-577.
Alternative proofs of Arrow's general possibility theorem. Economic Theory Bulletin (2013), 1(2), 131-137.
Independence of irrelevant alternatives revisited. Theory and Decision (2014), 76(4), 511-527.
The first-order approach to the principal-agent problems under inequality aversion. Operations Research Letters (2013), 41(5), 526-52
Conditions on social preference cycles. Theory and Decision (2015), 79(1), 1-13.
Common preference, non-consequential features, and collective decision making. Review of Economic Design (2014), 18(4), 265-287.
Weak independence and social semi-orders. Japanese Economic Review (2015), 66(3), 311–321.
Extended anonymity and Paretian relations on infinite utility streams (joint work with Tsuyoshi Adachi and Kohei Kamaga). Mathematical Social Sciences (2014), 72, 24–32.
Optimal privatization and trade policies with endogenous market structure (joint work with Toshihiro Matsumura). Economic Record (2015) 91(294), 309–323. doi: 10.1111/1475-4932.12189.
Weak independent decisiveness and the existence of a unique vetoer. Economics Letters (2015), 131, 59-61.
Weak independence and the Pareto principle. Social Choice and Welfare (2016), 47(2), 295-314.
The optimal tariff structure and foreign penetration. Asia-Pacific Journal of Accounting & Economics, (2017) 24(1-2), 83-94
Unanimity, anonymity, and infinite population. Journal of Mathematical Economics (2017), 71, 28-35.
Decisive coalitions and positive responsiveness. Metroeconomica (2018), 69(1), 308-323.
Transparency and performance evaluation in sequential agency (joint with Akifumi Ishihara), Journal of Law, Economics, & Organization (2017), 33(3), 475-506.
Collective rationality and decisiveness coherence. Social Choice and Welfare (2017), 50(2), 305–328.
Hybrid invariance and oligarchic structures. The B.E. Journal of Theoretical Economics (BEJTE) (2018), 18(1).
Infinite population and positive responsiveness: a note. Economics Bulletin(2018), 38(1), 196-200.
Incomplete decision-making and Arrow’s impossibility theorem. Mathematical Social Sciences, 94, 58-64．2018.
Choice functions and weak Nash axioms. Review of Economic Design, 22(3-4), 159-176．2018.
On the existence of an equitable allocation. Metroeconomica, 69(3), 644-654．2018.
Incompleteness, regularity, and collective preference. Metroeconomica, (2020), 71(2), 333-344
Extending the Intersection Approach. Journal of Human Development and Capabilities, (2020), 21(3), 230-248
Quasi-stationary social welfare functions. Theory and Decision, (2020), 1-22
From the St. Petersburg paradox to the dismal theorem. Environment and Development Economics, (2020), 25(5), 423-432.
Social distancing as a public good under the COVID-19 pandemic. (joint work with Iida, T., Ishida, K., Ito, A., McElwain, K. M., & Shoji, M.), Public health, (2020), 188, 51-53.
COVID-19 and social distancing in the absence of legal enforcement: Survey evidence from Japan. (joint work with Shoji, M., Iida, T., Ishida, K., Ito, A., & McElwain, K.), MPRA Paper, (2020).
M.A Rehabilitation of the Institutional Approach to Japanese Economic History: Introduction to the Special Issue. (joint work with Nakabayashi, M.), Social Science Japan Journal.
Superset-robust collective choice rules. (joint work with Bossert, W.), Mathematical Social Sciences, (2021), 109, 126-136.
Prosociality and the uptake of COVID-19 contact tracing apps: survey analysis of intergenerational differences in Japan. (joint work with Shoji, M., Ito, A., Iida, T., Ishida, K., Katsumata, H., & McElwain, K. M.), JMIR mHealth and uHealth, (2021), 9(8), e29923.
What should we agree on about the repugnant conclusion?. (joint work with Zuber, S., Venkatesh, N., Tännsjö, T., Tarsney, C., Stefánsson, H. O., Steele, K., & Asheim, G. B.), Utilitas, (2021), 33(4), 379-383.
Social media infodemics and social distancing under the COVID-19 pandemic: public good provisions under uncertainty. (joint work with Iida, T., Ishida, K., Ito, A., Katsumata, H., McElwain, K. M., & Shoji, M.), Global health action, (2021), 14(1), 1995958.
Infinite-population approval voting: A proposal. (joint work with Rémila, E., & Solal, P.), Synthese, (2021), 199(3), 10181-10209.
Variations in Early-Stage Responses to Pandemics: Survey Evidence from the COVID-19 Pandemic in Japan. (joint work with Shoji, M., Iida, T., Ishida, K., Ito, A., & McElwain, K. M.) Economics of disasters and climate change, (2021), 1-24.
Critical-level Sufficientarianism. (joint work with Bossert, W., & Kamaga, K.), Journal of Political Philosophy, (2021).
Vaccination and altruism under the COVID-19 pandemic. (joint work with Iida, T., Ishida, K., Ito, A., Katsumata, H., McElwain, K. M., & Shoji, M.) Public Health in Practice, (2022), 100225.
Stable preference aggregation with infinite population. Social Choice and Welfare, (2022), 1-18. DOI: https://doi.org/10.1007/s00355-022-01389-4
Libertarian approaches to the COVID‐19 pandemic. (joint work with Akira Inoue), Bioethics, 36(4), 445-452.
DOI: https://doi.org/10.1111/bioe.13007
When is weak Pareto equivalent to strong Pareto? Economics Letters, 222， 2023，110953.
Critical-level Sufficientarianism. (joint work with Bossert, W., & Kamaga, K.) Journal of Political Philosophy, 30(4)，2022，434-461.
Generalized Poverty-gap Orderings. (joit work with Bossert, W., & Kamaga, K.) Social Indicators Research, 164(1)，2022，189-215.
Understanding the function of a social business ecosystem. (joint work with Nakamura, H.) Sustainability, 14(15)，2022，9325.
Mobile health technology as a solution to self-control problems: The behavioral impact of COVID-19 contact tracing apps in Japan. (joint work with Shoji, M., Ito, A., Iida, T., Ishida, K., Katsumata, H., & McElwain, K. M.) Social Science & Medicine, 306，2022，115142.
Thresholds, critical levels, and generalized sufficientarian principles. (joint work with Bossert, W., & Kamaga, K.) Economic Theory, (2022).
https://doi.org/10.1007/s00199-022-01439-z
Are good leaders truly good? (joint work with Inoue, A.) Analysis, (2022). accepted.
Revisiting variable-value population principles. (joint work with Bossert, W., & Kamaga, K.) Economics & Philosophy, 1-17, (2022).
doi:10.1017/S0266267122000268
Strategic crackdown on organized crime by local governments. (joint work with Yahagi, K.) Economics of Governance, (2023).
https://doi.org/10.1007/s10101-023-00293-6

Educational Activities

Graduate School of Economics,
The University of Tokyo

An Introduction to Social Choice Theory