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Christian Trudeau


Office Location: 7112 Lambton Tower
Office Ext.: 2374

Christian Trudeau completed a Ph.D. in Economics at Université de Montréal in 2009. He joined the Department of Economics at the University of Windsor in July 2008, was promoted to Associate Professor in 2013 and to Professor in 2018.

His research focuses on cooperative game theory, axiomatic analysis of cost sharing mechanisms, as well as theoretical Industrial Organization.

Research Interests:

  • Microeconomics
  • Game Theory
  • Industrial Organization


Accepted/forthcoming articles:

A cost sharing example in which subsidies are necessary for stability (with E. Bahel), accepted, Economics Letters.

Stability and fairness in the job scheduling problem (with E. Bahel), forthcoming in Games and Economic Behavior 117 (2019), pp. 1-14. (working paper version)

Should the More Efficient Firm Expand? A Bargaining Perspective (with Z. Wang), forthcoming, Economics Letters 180 (2019), pp. 25-27. (Extended working paper version)

Published articles:

From the bankruptcy problem and its Concede-and-Divide solution to the assignment problem and its Fair Division solutionGames and Economic Behavior 108 (2018), pp. 225-238. Special issue in honor of Lloyd Shapley: seven topics in game theory. (Working paper version)

Stable cost sharing in production allocation games (with E. Bahel), Review of Economic Design 22 (2018), pp. 25-53. (Working paper version)

Consistency Requirements and Pattern Methods in Cost Sharing Problems with Technological Cooperation (with E. Bahel), International Journal of Game Theory 47 (2018), pp. 737-765. (Working paper version)

On the set of extreme core allocations for minimum cost spanning tree problems (with J. Vidal-Puga), Journal of Economic Theory 169 (2017), pp. 425-452. (Working paper version)

Minimum incoming cost rules for arborescences (with E. Bahel), Social Choice and Welfare 49 (2017), pp. 287-314. (Working paper version, under different title)

Optimal tax policy under heterogeneous environmental preferences (with M. Arbex and S. Behringer), Economics Letters 157 (2017), pp. 79-82.  (Working paper version, older version)

"Minimum cost spanning tree problems with indifferent agents", Games and Economic Behavior 84 (2014), pp. 137-151. (Working paper version)

"Stable lexicographic rules for shortest path games" (with E. Bahel), Economics Letters 125 (2014), pp. 266-269. (Working paper version)

"Shapley-Shubik methods in cost sharing problems with technological cooperation" (with E. Bahel), Social Choice and Welfare 43 (2014), pp. 261-285. (Working paper version)

"Characterizations of the cycle-complete and folk solutions for minimum cost spanning tree problems", Social Choice and Welfare 42 (2014), pp. 941-957. (Working paper version)

"Linking the Kar and Folk Solutions Through a Problem Separation Property", International Journal of Game Theory 43 (2014), pp. 845-870. (Working paper version)

"A discrete cost sharing model with technological cooperation", (with E. Bahel), International Journal of Game Theory 42 (2013), pp. 439-460. (Working paper version)

"Characterizations of the Kar and folk solutions for minimum cost spanning tree problems", International Game Theory Review 15 (2013). (Extended working paper version)

"A new stable and more responsive cost sharing solution for mcst problems", Games and Economic Behavior 75 (2012), pp. 402-412. (Working paper version) Related note: "A reconsideration of the Kar solution for minimum cost spanning tree problems".

"Poverty, Informality and the Optimal General Income Tax Policy", (with M. Arbex and E. Mattos), B.E. Journal of Economic Analysis & Policy 12 (Topics) (2012).

"Cost Sharing with Multiple Technologies", Games and Economic Behavior 67 (2009), pp. 695-707.

"Network Flow Problems and Permutationally Concave Games", Mathematical Social Sciences 58 (2009), pp. 121-131.

Book chapters:

The Shapley value in minimum cost spanning tree problems (with J. Vidal-Puga), forthcoming in Game Theory: The Shapley value, Taylor and Francis Group, E. Algaba, V. Fragnelli, J. Sanchez-Soriano (eds).
When are operations research algorithms useful in fair division problems?, forthcoming in The Future of Economic Design, Springer, J.-F. Laslier, H. Moulin, R. Sanver, W. S. Zwicker (eds.)

Working papers and current projects:

Assignment, communication graph, stability and non-manipulability.

Help us to help you: how consumer data can alter quality races (with Z. Wang), University of Windsor working paper.

Stable cost sharing for network flow problems with congestion (with E. Bahel).

On mechanisms for costly inclusion (with A. Mackenzie).

Clique games: a family of games with coincidence between the nucleolus and the Shapley value (with J. Vidal-Puga)

Choosing between non-mutually exclusive social groups (with E. Bahel and J. Leroux)
Stable source connection and assignment problems as time-varying shortest path problems (with L. Streekstra)

External grants:

2019-2024: Social Sciences and Humanities Research Council of Canada, Insight Research Grant, Mechanism design and surplus sharing with externalities, Principal Investigator.

2014-2019: Social Sciences and Humanities Research Council of Canada, Insight Research Grant, Fairness, Stability and Non-Manipulability in the Presence of Intermediaries, Principal Investigator.

2010-2014: Social Sciences and Humanities Research Council of Canada, Standard Research Grant, Allowing Subsidies in Cost Sharing Problems, Principal Investigator.


  • ECN 221 Intermediate Microeconomics I
  • *ECN 385 Public Economics: Expenditure
  • ECN 420 Industrial Organization Theory
  • ECN 424 Advanced Microeconomics II
  • *ECN 501 Microeconomic Theory
  • ECN 503 Microeconomic Theory II
  • ECN 531 Industrial Organization
  • ECN 594 Special Studies in Economics

* indicates in current academic year