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Susumu Cato
 
Associate Professor,
Institute of Social Science, the University of Tokyo
 
Email: susumu.cato[at]gmail.com (replace [at] with @)

Bibliography (Education and Professional Positions)
Born in Japan (1981)
B.A. in Economics, Osaka University (2004)
M.A. in Economics,  University of Tokyo (2006)
Ph.D. in Economics,
University of Tokyo (2009)
Assistant Professor, University of Tokyo (2009-2012)
Associate Professor, Tokyo Metropolitan University (2012-2014)
Associate Professor, University of Tokyo (2014-present)

Other Professional Positions
Visiting Scholar, Development Bank of Japan, The Research Institute of Capital Formation (2013-2015)
Research Scholar, Woodrow Wilson School of Public and International Affairs, Princeton University Princeton (Sept 2015-present)
 
Correspondence address
Institute of Social Science, the University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-0033
  
Research fields
Welfare Economics, Social Choice Theory, Industrial Organization, Environmental Economics
 
 Microeconomics I (2009-2011, Tokyo University of Science)
 Lectures on Economic Policy (2009-2011, Tokyo University of Science)
 Microeconomics II (2009-2011, Tokyo University of Science)
 Economic Organization (2009, Tokyo University of Science)
 Microeconomics (2012, Tokyo Metropolitan University)
 
Articles in refereed journals
1. Privatization and the environment.
    Economics Bulletin (2008), 12, 1-10.
2. Public monopoly, mixed oligopoly and productive efficiency: a generalization.
    Economics Bulletin (2008), 12, 1-7.
3. Mixed oligopoly, productive efficiency, and spillover.
    Economics Bulletin (2008), 12, 1-5.
4. Characterizing the Nash social welfare relation for infinite utility streams: a note.
    Economics Bulletin (2009), 29(3), 2372-2379.
5. Another induction proof of the Gibbard-Satterthwaite theorem.
    Economics Letters (2009), 105, 239-241.
6. Collective choice rules and collective rationality: a unified method of characterizations (with D. Hirata).
    Social Choice and Welfare (2010), 34, 611-630.
7. Emission Taxes and Optimal Refunding Schemes with Endogenous Market Structure,
    Environmental and Resource Economics (2010), 46,  275-280. 
8. Local Strict Envy-freeness in Large Economies.
    Mathematical Social Sciences (2010), 59, 319-322.
9. Brief proofs of Arrovian impossibility theorems.
    Social Choice and Welfare (2010), 35, 267-284.
10. Local Envy-Freeness and Equal-Income Walrasian Allocations.
   Economics Letters (2010), 107, 239-241.
11. Privatization Policy and Cost-Reducing Investment by the Private Sector.
   The Manchester School (2011), 79, 1157–1178.
12. Maskin Monotonicity and Infinite Individuals
  Economics Letters (2011), 110, 56-59.
13. The Efficiency of the State-Owned Firm and Social Welfare: A Note
   Bulletin of Economic Research, (2012), 64, 275-285.
14. A Generalization of Campbell and Kelly's Trade-off Theorem (joint work with Yohei Sekiguchi)
   Social Choice and Welfare  (2012), 38, 237-246
15. Social Choice without the Pareto Principle: A Comprehensive Analysis
   Social Choice and Welfare (2012), 39, 869-889. DOI: 10.1007/s00355-011-0564-z
16. Pareto Principles, Positive Responsiveness, and Majority Decisions
   Theory and Decision (2011), 71, 503-518.
17. Szpilrajn, Arrow, and Suzumura: Concise Proofs of Extension Theorems and an Extension
   Metroeconomica (2012), 63, 235-249.
18. Environmental Policy in a Mixed Market: Abatement Subsidies and Emission Taxes
   Environmental Economics and Policy Studies (2011), 13,  283-301.
19. The Top-Dog and the Lean and Hungry Look Strategies in Endogenous Entry (joint work with Ryoko Oki)
   Economic Modelling (2011), 28, 2776-2782.  
20. Fair Allocations in Large Economies with Unequal Production Skills
   International Journal of Economic Theory (2012), 8, 321-336.
21. A Note on the Extension of a Binary Relation on a Set to the Power Set
   Economics Letters (2012), 116, 46-48.
22. Complements and Consistent Closures
  Discrete Mathematics (2012), 312, 1218-1221. 
23. Long-run effects of foreign penetration on privatization policies (joint work with Toshihiro Matsumura)
   Journal of Institutional and Theoretical Economics (2012), 168, 444-454. 
24. Leaders and Competitors (joint work with Ryoko Oki)
   Journal of Economics (2012), 107, 239-255.
25. Quasi-decisiveness, Quasi-ultrafilter, and Social Quasi-orderings
    Social Choice and Welfare (2013), 41,  169-202.
26. Remarks on Suzumura consistent collective choice rules
    Mathematical Social Sciences (2013), 65, 40–47.
27. Long-Run Effects of Tax Policies in a Mixed Market (joint work with Toshihiro Matsumura)
    FinanzArchiv/Public Finance Analysis (2013), 69, 215-240.
28. Merger and Entry-License Tax (joint work with Toshihiro Matsumura)
    Economics Letters (2013), 119, 11-13
29. Competitiveness and R&D competition revisited (joint work with Noriaki Matsushima and Toshihiro Matsumura)
    Economic Modelling (2013), 31, 541–547
30. Social Choice, the Strong Pareto Principle, and Conditional Decisiveness
    Theory and Decision, 75(4), 563-579.
31. Menu Dependence and Group Decision Making
    Group Decision and Negotiation (2014), 23(3), 561-577.
32. Alternative Proofs of Arrow's General Possibility Theorem
    accepted by Economic Theory Bulletin (2013), 1(2), 131-137.
33. Independence of irrelevant alternatives revisited
    Theory and Decision (2014), 76(4), 511-527.
34. The First-Order Approach to the Principal-Agent Problems under Inequality Aversion
     Operations Research Letters (2013), 41(5), 526-52
35. Conditions on Social Preference Cycles
    Theory and Decision (2015), 79(1), 1-13.
    DOI: 10.1007/s11238-014-9457-9
36. Common Preference, Non-Consequential Features, and Collective Decision Making
     Review of Economic Design (2014), 18(4), 265-287.
    
DOI: 10.1007/s10058-014-0164-3
37. Weak Independence and Social Semi-Orders
     Japanese Economic Review (2015), 66(3), 311–321.
     DOI: 10.1111/jere.12051
38. Extended Anonymity and Paretian Relations on Infinite Utility Streams (joint work with Tsuyoshi Adachi and Kohei Kamaga)
     Mathematical Social Sciences (2014), 72, 24–32.
39. Optimal Privatization and Trade Policies with Endogenous Market Structure (joint work with Toshihiro Matsumura)
   Economic Record (2015) 91(294), 309–323.
40. Weak Independent Decisiveness and the Existence of a Unique Vetoer
     Economics Letters (2015), 131, 59-61.
41. Weak Independence and the Pareto Principle,
Social Choice and Welfare (2016), 47(2), 295-314.
42. “The optimal tariff structure and foreign penetration”
Asia-Pacific Journal of Accounting & Economics, (2017) 24(1-2), 83-94
43. U
nanimity, anonymity, and infinite population
Journal of Mathematical Economics
DOI: http://dx.doi.org/10.1016/j.jmateco.2017.02.002
 
Books in English
1. Rationality and Operators: The Formal Structure of Preferences.
    Springer Briefs in Economics, Springer-Verlag (2016).

Books in Japanese
1. Microeconomics (in Japanese).
    Masahiro Okuno-Fujiwara, Hiroaki Ino, Susumu Cato, Tomohiko Kawamori, Tomohiko Yano, and  Kazuo Yamaguchi.
    Tokyo: University of Tokyo Press (2008).
 
2. Exercises in Microeconomics: Workbook to Accompany “Microeconomics” (in Japanese).
    Masahiro Okuno-Fujiwara (ed.), Hiroaki Ino, Susumu Cato, Tomohiko Kawamori, Tomohiko Yano, and Kazuo Yamaguchi.     Tokyo: University of Tokyo Press (2008)


Other Writings in English
1. Economic Governance and Reference Points: A Normative Perspective
     in: Social Science Japan Newsletter, SSJ Number 50, September 2014
2.
Employer-Learning and Firm-Specific Investment
     in: Social Science Japan Newsletter, SSJ Number 54, September 2016, p 6-9

Unpublished Manuscripts
1. Impossibilities of Stationary Ordinal Equity
2. Money Metric Utilities and Social Welfare
3. Rationality and Revealed Prefrence
4. The Restrictiveness of Nash Implementability: Maskin Monotonicity and Filters
5. Remarks on Social Welfare Orderings
6. Emission Tax and Mixed Markets
7. Homogeneous Systems and Multi-Criteria Decision Making
8. The Wold metric in a homothetic environment (joint work with Masayuki Otaki)
9. The Negishi Method and Ordering Extensions
10. Remarks on Generalized Lorenz Curves
11. Aggregation, Multiple Criteria, and Supermodularity
12. Egalitarian Equivalence and Envy-freeness in a Continuum-Agent Economy
13. Neighbor-envy-freeness and Population Stability
14. Optimal Incentive Contract and Social Preference (joint work with Takeshi Ebina)
15. Collective Rationality and Social Choice
16. Moral hazard with an inequality-averse principal (joint with Takeshi Ebina)
17. Inequality Aversion in in Long-Term Contracts (joint work with Takeshi Ebina)
18. Incompleteness, Regularity, and Collective Preference
19. Entry-License Tax: Stackelberg versus Cournot (joint work with Toshihiro Matsumura)
20. Similarity and Desirability Relations
21. The Egalitarian Rule in Allocation of an Indivisible Good with Monetary Transfers: A Solidarity Approach
22. The Pareto Region and Non-Binary Social Choice