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Professor
Henry B. Tippie Research Professor of Economics
Contact
319-335-2290
Office
W380 Pappajohn Business Building (PBB)
Academic history 
PhD in Economics, University of Rochester, Rochester, NY, 1983
MA, University of Rochester, 1979
MA, London School of Economics, 1977
BA, Athens School of Economics, 1976
Selected publications 

Stable Sets for Asymmetric Information Economies, ( with M. Graziano and C. Meo). Nicholas C. Yannelis, International Journal of Economic Theory, 2015

On the Existence of Mixed Strategy Nash Equilibria (with P. Prokopovych). Nicholas C. Yannelis, Journal of Mathematical Economics, 52 (2014), 87-97, 2014

An Interpretation of Ellsberg's Paradox based on information and incompleteness. Nicholas C. Yannelis, Luciano de Castro, Economic Theory Bulletin, 2013

Incentive Compatibility of Rational Expectations Equilibrium in Large Economies: A Counterexample. Nicholas C. Yannelis, Y. Sun, L. Wu, Economic Theory Bulletin, 2013, vol 1, 3-10

Incentive compatibility with interdependent Preferences. Nicholas C. Yannelis, M. Pesce, International Journal of Economic Theory, 2012, vol 8, 87-114

Existence, Incentive Compatibility and Efficiency of the Rational Expectations Equilibrium. Y. Sun, L. Wu, Nicholas C. Yannelis, Games and Economic Behavior, eElsevier, pub., 2012, vol 76, 329-339

Core and Equilibria under Ambiguity. Nicholas C. Yannelis, L. deCastro, M. Pesce, Economic Theory, 2011, vol 48, 519-548

Equilibrium Theory with Satiable and Non-Ordered Preferences. Nicholas C. Yannelis, D.C. Won, Journal of Mathematical Economics, 2011, vol 47, 245-250

Existence of an Interim and Ex-ante Minimax Point for an Asymmetric Game. Nicholas C. Yannelis, Economics Letters, 2010, vol 108, 4-6

Learning and Stability of the Bayesian Walrasian Equilibrium. Nicholas C. Yannelis, M. Pesce, Journal of Mathematical Economics, 2010, vol 46, 762-774

Bayesian Walrasian Expectations Equilibrium: Beyond the Rational Expectations Equilibrium. Nicholas C. Yannelis, E. Balder, Economic Theory, 2009, vol 38, 385-397

Debreu’s Social Equilibrium Theorem with a Continuum of Agents and Asymmetric Information. Nicholas C. Yannelis, Economic Theory, 2009, vol 38, 419-432

On non Revealing Rational Expectations Equilibrium. Nicholas C. Yannelis, D. Glycopantis, A. Muir, Economic Theory, 2009, vol 38, 351-369

Capital Market Equilibrium without Riskless Assets: Heterogeneous Expectations. Nicholas C. Yannelis, G. Hahn, D. Won, Annals of Finance, 2008, vol 4, 183-195

Equilibrium Theory with Asymmetric Information and with Infinitely Many Commodities. Nicholas C. Yannelis, K. Podczeck, Journal of Economic Theory, 2008, vol 141, 152-183

Equilibrium Theory with Unbounded Consumption Sets and Non-Ordered Preferences, Part I. Nicholas C. Yannelis, D. Won, Journal of Mathematical Economics, 2008, vol 44, 1266-1283

Ex ante Efficiency implies Incentive Compatibility. Nicholas C. Yannelis, Y. Sun, Economic Theory, 2008, vol 36, 35-55

Saturation and the Integration of Banach Valued Correspondences. Nicholas C. Yannelis, Y. Sun, Journal of Mathematical Economics, 2008, vol 44, 861-865

Core, Equilibria and Incentives in Large Asymmetric Information Economies. Nicholas C. Yannelis, Y. Sun, Games and Economics Behavior, 2007, vol 61, 131-155

Perfect Competition in Differential Information Economies: Compatibility of Efficiency and Incentives. Nicholas C. Yannelis, Y. Sun, Journal of Economic Theory, 2007, vol 134, 175-194

Pure Strategy Nash Equilibrium in Games with Private and Public Information. Nicholas C. Yannelis, H. Fu, Y. Sun, Z. Zhang, Journal of Mathematical Economics, 2007, vol 43, 523-531

Continuity Properties of the Private Core. Nicholas C. Yannelis, E. Balder, Economic Theory, 2006, vol 29, 453-454

On Extensive Form Implementation of Equilibria in Differential Information Economies. Nicholas C. Yannelis, Advances in Mathematical Economics, 2006, vol 8, 185-214

An Equivalence Theorem for a Differential Information Economy. Nicholas C. Yannelis, C. Herves, E. Moreno, Journal of Mathematical Economics, 2005, vol 41, 844-856

Characterization and Incentive Compatibility of the Walrsasisn Expectations Equilibrium in Infinite Dimensional Spaces. Nicholas C. Yannelis, C. Herves, E. Moreno, Economic Theory, 2005, vol 26, 361-381

Non-Implementation of REE Allocations as a Perfect Bayesian Equilibrium. Nicholas C. Yannelis, D. Glycopantis, A. Muir, Economic Theory, 2005, vol 26, 765-791

Coalition Structure Values in Differential Information Economies: Is Unity a Strength?. Nicholas C. Yannelis, S. Krasa, A. Temimi, Journal of Mathematical Economics, 2003, vol 39, 51-62

On Extensive Form Implementation of Contracts in Differential Information Economies. Nicholas C. Yannelis, D. Glycopantis, A. Muir, Economic Theory, 2003, vol 21, 495-526

A Bayesian Equilibrium Existence Theorem, Advances in Mathematical Economics 2002. Nicholas C. Yannelis, Advances in Mathematical Economics, 2002, vol 4, 61-72

A Theory of Value with Non-Linear Prices: Equilibrium Analysis Beyond Vector Lattices. Nicholas C. Yannelis, C.D. Aliprantis, R. Tourky, Journal of Economic Theory, 2001, vol 100, 22-72

An Extensive Form Interpretation of the Private Core. Nicholas C. Yannelis, D. Glycopantis, A. Muir, Economic Theory, 2001, vol 18, 293-319

Coalitional Bayesian Nash Implementation in Differential Information Economies. Nicholas C. Yannelis, G. Hahn, Economic Theory, 2001, vol 18, 485-509

Markets with Many More Agents than Commodities: Aumann’s Hidden Assumption. Nicholas C. Yannelis, R. Tourky, Journal of Economic Theory, 2001, vol 101, 189-221

On Differential Information Economies. Nicholas C. Yannelis, B. Allen, Economic Theory, 2001, vol 18, 263-273

Cone Conditions in General Equilibrium Theory. Nicholas C. Yannelis, C.D. Aliprantis, R. Tourky, Journal of Economic Theory, 2000, vol 92, 96-121

The Riesz-Kantorovich Formula and General Equilibrium Theory. Nicholas C. Yannelis, C.D. Aliprantis, R. Tourky, Journal of Mathematical Economics, 2000, vol 34, 55-76

Bounded Rational Learning in Differential Information Economies: Core and Value. Nicholas C. Yannelis, L. Koutsougeras, Journal of Mathematical Economics, 1999, vol 31, 373-391

Learning in Bayesian Games by Bounded Rational Players II: Non-Myopia. Nicholas C. Yannelis, Macroeconomic Dynamics, 1998, vol 2, 141-155

Efficiency and Incentive Compatibility in Differential Information Economies. Nicholas C. Yannelis, G. Hahn, Economic Theory, 1997, vol 10, 383-411

Existence of Equilibrium in Bayesian Games with Infinitely Many Players. Nicholas C. Yannelis, T. Kim, Journal of Economic Theory, 1997, vol 77, 330-353

Learning in Bayesian Games by Bounded Rational Players. Nicholas C. Yannelis, T. Kim, Macroeconomic Dynamics, 1997, vol 1, 568-587

Existence and Properties of a Value Allocation for an Economy with Differential Information. Nicholas C. Yannelis, S. Krasa, Journal of Mathematical Economics, 1996, vol 25, 165-179

An Elementary Proof of the Knaster-Kuratowski-Mazurkiewitz-Shapley Theorem. Nicholas C. Yannelis, S. Krasa, Economic Theory, 1994, vol 4, 467-471

Bounded Rationality and Learning. Nicholas C. Yannelis, Y. Nyarko, M. Woodford, Economic Theory, 1994, vol 4, 811-820

Convergence and Approximation Results for Non-Cooperative Bayesian Games: Learning Theorems. Nicholas C. Yannelis, L. Koutsougeras, Economic Theory, 1994, vol 4, 843-857

The Value Allocation of an Economy with Differential Information. Nicholas C. Yannelis, S. Krasa, Econometrica, 1994, vol 62, 881-900

Incentive Compartibility and Information Superiority of the Core of an Economy with Differential Information. Nicholas C. Yannelis, L. Koutsougeras, Economic Theory, 1993, vol 3, 195-216

On the Continuity of Expected Utility. Nicholas C. Yannelis, E. Balder, Economic Theory, 1993, vol 4, 625-643

Edgeworth’s Conjecture in Economies with a Continuum of Agents and Commodities. Nicholas C. Yannelis, A. Rustichini, Journal of Mathematical Economics, 1991, vol 20, 307-326

The Core of an Economy with Differential Information. Nicholas C. Yannelis, Economic Theory, 1991, vol 1, 183-198

On the Upper and Lower Semicontinuity of the Aumann Integral. Nicholas C. Yannelis, Journal of Mathematical Economics, 1990, vol 19, 373-389

Equilibria in Abstract Economies with a Measure Space of Agents and with an Infinite Dimensional Strategy Space. Nicholas C. Yannelis, T. Kim, K. Prikry, Journal of Approximation Theory, 1989, vol 56, 256-266

Weak Sequential Convergence in Lp(m,X). Nicholas C. Yannelis, Journal of Mathematical Analysis and Applications, 1989, vol 141, 72-83

Fatou’s Lemma in Infinite Dimensional Spaces. Nicholas C. Yannelis, Proceedings of the American Mathematical Society, 1988, vol 102, 303-310

On a Caratheodory-Type Selection Theorem. Nicholas C. Yannelis, T. Kim, K. Prikry, Journal of Mathematical Analysis and Applications, 1988, vol 135, 664-670

Caratheodory-Type Selections and Random Fixed Point Theorems. Nicholas C. Yannelis, T. Kim, K. Prikry, Journal of Mathematical Analysis and Applications, 1987, vol 122, 393-407

Equilibria in Non-Cooperative Models of Competition. Nicholas C. Yannelis, Journal of Economic Theory, 1987, vol 41, 96-111

Maximal Elements over Non-Compact Subsets of Linear Topological Spaces. Nicholas C. Yannelis, Economics Letters, 1985, vol 17, 133-136

On a Market Equilibrium Theorem with an Infinite Number of Commodities. Nicholas C. Yannelis, Journal of Mathematical Analysis and Applications, 1985, vol 108, 595-599

Non-Symmetric Cardinal Value Allocations. Nicholas C. Yannelis, A. Scafuri, Econometrica, 1984, vol 52, 1365-1368

Existence and Fairness of Value Allocation without Convex Preferences. Nicholas C. Yannelis, Journal of Economic Theory, 1983, vol 31, 283-292

Existence of Maximal Elements and Equilibria in Linear Topological Spaces. Nicholas C. Yannelis, N.D. Prabhakar, Journal of Mathematical Economics, 1983, vol 12, 233-245

Other work 

Contributions in Economic Theory: Symposium in the honor of C.D. Aliprantis, Co-Editor. Nicholas C. Yannelis, B. Cornet, E.C. Prescott, Journal of Mathematical Economics, 2008

Rationality and Equilibrium: Symposium in the honor of Marchel K. Richter. Nicholas C. Yannelis, C.D. Aliprantis, D. MacFadden, J. Moore, R. Matzkin, Economic Theory, 2006

Differential Information Economies. Nicholas C. Yannelis, D. Glycopantis, Springer, 2005

Assets Beliefs and Equilbria in Economic Dynamics: Essays in honor of Mordecai Kurz. Nicholas C. Yannelis, C.D. Aliprantis, K. Arrow, P. Hammond, F. Kubler, H. Wu, Economic Theory, 2003

Co-Editor of a Special issue of the Journal of Mathematical Economics. Nicholas C. Yannelis, Journal of Mathematical Economics, 2003

Current Trends in Economics: Theory and Applications. Nicholas C. Yannelis, A. Alkan, C.D. Aliprantis, Springer Verlag, 1999

Functional Analysis and Economic Theory. Nicholas C. Yannelis, Y. Abramovich, E. Avgerinos, Springer-Verlag, 1998

Equilibrium Theory in Infinite Dimensional Spaces, Studies in Economic Theory 1991. Nicholas C. Yannelis, M. Ali Khan, Springer-Verlag, 1991

Current and prior positions 
Sir John Hicks Professor of Economic Theory, The University of Manchester, Manchester, UK, 2009 - 2011
Director and founder, University of Illinois - Athens MBA program, University of Illinois, 1995 - 1998
Director of Graduate Studies, University of Illinois, 1988 - 1993
Review and editorial work 

Editor, Economic Theory Bulletin, 2013 - Current

Editor, Economic Theory, June 2009 - Current

Associate Editor, Journal of Math Econ, January 1993 - Current

Editor, Studies in Economic Theory, January 1991 - Current

Presentations 

Implementation Under Ambiguity. Summer Workshop in Economic Theory, , Pantheon-Sorbonne, France, July 2013

Implementation Under Ambiguity. Vanderbilt University, Nashville, TN, July 2013

Implementation Under Ambiguity. European General Equilibrium Conference, Vienna, Austria, June 2013

Implementation Under Ambiguity. University of California, Davis, CA, April 2013

Implementation Under Ambiguity. St Andrews University, St Andrews, Scotland, March 2013

Implementation Under Ambiguity. Indiana University, Bloomington, IN, October 2012

A New Perspective to Rational Expectations: Maximum Rational Expectations Equilibrium. Indiana University-Purdue University, Indianapolis, IN, September 2012

Implementation Under Ambiguity. Economic Society Australasian Meetings, Melbourne, Australia, July 2012

Implementation Under Ambiguity. Society for the Advancement of Economic Theory Conference, Queensland, Australia, July 2012

On the Implementation of the Maximin Core. Research Center for Games and Economic Behavior Workshop: Markets and Games, Qingdao, China, June 2012

Ambiguity Solves the Conflict Between Efficiency and Incentive Compatibility. University of Manchester, Manchester, UK, May 2012

A New Perspective to Rational Expectations: Maximum Rational Expectations Equilibrium. University of Minnesota, Minneapolis, MN, May 2012

Implementation Under Ambiguity. University of Southern California, Los Angeles, CA, April 2012

Implementation Under Ambiguity. Rice University, Houston, TX, January 2012

Ambiguity and General Equilibrium Under Asymmetrical Information. University Federico II, Naples, Italy, January 2012

Ambiguity and General Equilibrium Under Asymmetrical Information. University of Paris 8, Paris, France, January 2012

Implementation under Ambiguity. Research Center for Games and Economic Behavior Workshop: Markets and Games, Qingdao, China, October 2011

Ambiguity and General Equilibrium Under Asymmetrical Information. Society for the Advancement in Economic Theory Conference, Ancao, Portugal, July 2011

Ambiguity and General Equilibrium Under Asymmetrical Information. University of Queensland, Queensland, Australia, July 2011

A New Perspective to Rational Expectations: Maximum Rational Expectations Equilibrium. Society for Advancement of Economic Theory Conference, Vigo, Spain, June 2011

A New Perspective to Rational Expectations: Maximum Rational Expectations Equilibrium. Summer Workshop in Economic Theory, Paris, France, June 2011

A New Perspective to Rational Expectations: Maximum Rational Expectations Equilibrium. York University, York, UK, May 2011

Ambiguity Solves the Conflict Between Efficiency and Incentive Compatibility. Rutgers University, New Jersey, October 2010

Equilibrium with Asymmetrical Information, Neuroeconomics. Society for Advancement of Economic Theory Conference, Singapore, August 2010

On the Unequal Treatment of Value Allocations. Summer Workshop in Economic Theory, Paris, France, July 2010

Equilibrium with Asymmetrical Information, Neuroeconomics. Society for the Advancement of Economic Theory Conference, Singapore, August 2009

Ambiguity Solves the Conflict Between Efficiency and Incentive Compatibility. Game Theory Workshop, UK, June 2009

Maximum Rational Expectations Equilibrium. General Equilibrium Conference, Barcelona, Spain, June 2009

Ambiguity Solves the Conflict Between Efficiency and Incentive Compatibility. Public Economic Theory Conference, Galway, Ireland, June 2009

A New Perspective to Rational Expectations: Maximum Rational Expectations Equilibrium. Society for the Advancement of Economic Theory Conference, Ischia, Italy, June 2009

Ambiguity and General Equilibrium Under Asymmetrical Information. Society for Advancement of Economic Theory , Manchester, UK, May 2009

Committees and professional service 
Econometric Society, invited speaker, Melbourne, Australia 2012
Econometric Society, Program Committee, Singapore , 2013
Advisory board member, European Doctorate in Economics, Erasmus Mundus, University of Amsterdam, Bielefeld University, University of Paris 1, University of Venice, Cattholique University of Louvain, 2010 - Current
Advisory board member, Quantitative Methods in Economics, Erasmus Mundus University of Paris 1, 2010 - Current
SAET Conference, program committee co-Chair Paris, 2013
Strategic Planning Committee, 2012 - 2013
Dean's Advisory Committee, 2011 - 2013
NBER/NSF GE conference, program committee Chair, Iowa City, 2011