Accessibility of Pareto Optima, Journal of Mathematical Economics, (2024) Revise & Resubmit.
Put-call parities, absence of arbitrage opportunities and nonlinear pricing rules, Mathematical Finance (2024), Revise & Resubmit (with Lorenzo Bastianello and Alain Chateauneuf). (pdf)
Gain-loss Hedging and Cumulative Prospect Theory, Theory and Decision, (2024) Mathematical Social Science, 131, 40-47 (with Lorenzo Bastianello and Alain Chateauneuf). (pdf)
Linear Exchange Economies, in Marginal Revolution in Economics: A Reappraisal, Toru Maruyama (Ed.): Monographs in Mathematical Economics (MME) (2023) 6, 239-250, Springer Verlag. (pdf
On an Infinite Dimensional Generalization of the Excess Demand Theorem of David Gale, Journal of Pure and Applied Functional Analysis (2023) 8, 1333-1340 (with Huiyi Guo and Nicholas Yannelis). (pdf)
Special Issue in honor of Nicholas C. Yannelis – Part II, Economic Theory (2022) 73, 377-385 (with Rabah Amir, Ali Khan, David Levine, and Edward Prescott)
Choquet representability of submodular functions, Mathematical Programming (2018) 168, 1-2, 615–629 (with Alain Chateauneuf).
Eliminating useless portfolios in constrained financial economies, Economic Theory (2017) 63 (1) 159–190 (with Zaier Aouani).
Characterizing useless-free financial structures, Set-Valued and Variational Analysis, (2016) 24 (1) 149-166 (with Zaier Aouani).
A remark on the set of arbitrage-free prices in a multi-period economy, International Journal of Economic Theory, 9 (1) (2013) 35-43 (with Abishek Ranjan).
Reduced equivalent form of a financial structure, Journal of Mathematical Economics, 47 (2011) 318-327 (with Zaier Aouani).
Arbitrage and Equilibrium with Portfolio Constraints, Economic Theory, 45 (2010) 227-252 (with Ramu Gopalan).
Existence of financial equilibria with restricted participation, Journal of Mathematical Economics, (2009) 45 772-786 (with Zaier Aouani).
Existence of pseudo-equilibria in a financial economy, Journal of Fixed Point Theory and Applications, 6 (2009) 305-319 (with Philippe Bich).
Elimination of arbitrage states in asymmetric information models, Economic Theory, 38 2 (2009) 287-293 (with L. De Boisdeffre)
Existence of equilibria with a tight marginal pricing rule, Journal of Mathematical Economics, (2008) 44 7-8 613-624 (with Jean-Marc Bonnisseau)
The marginal pricing rule revisited, Economic Theory, (2007) 33 579-589 (with J.-M. Bonnisseau and M.-O. Czarnecki)
Existence of financial equilibria in a multiperiod stochastic economy, Advances in Mathematical Economics 8 (2006) 1-31 (with L. Angeloni).
Existence of equilibria for economies with externalities and a measure space of consumers, Economic Theory, 26 (2005) 397-421(with Mihaela Topuzu).
Fixed-point like theorems on subspaces, Fixed Point Theory and Applications, 3 (2004) 159-171 (avec Philippe Bich).
Equilibrium Theory with a Measure Space of Possibly Satiated Consumers, Journal of Mathematical Economics, 39 (2003) 175-196 (with M. Topuzu and A. Yildiz).
Arbitrage and Price Revelation with Asymmetric Information and Incomplete Markets, Journal of Mathematical Economics, 38 4 (2002) 393--410 (with L. De Boisdeffre).
Fatou’s Lemma for Gelfand Integrable Mappings, Positivity, 6 3 (2002) 297 –315 (with J.-P. Medecin).
Euler Characterictic and Fixed-Point Theorems, Positivity, 6 3 (2002) 243 –260.
Economic Equilibrium: Optimality and Price Decentralization, Positivity, 6 3 (2002) 205-241 (with C.-D. Aliprantis, and R. Tourky).
Introduction to the Special Issue on Mathematical Economics, Positivity, 6 3 (2002) 201--204 (with C.-D. Aliprantis, and R. Tourky).
Existence of generalized equilibria of correspondences, Nonlinear Analysis, 44 5 (2001) 555--573 (with M.-O. Czarnecki).
Approximation methods in equilibrium and fixed-point theory: proximally nondegenerate sets," Proceedings 9thBelgian-French-German Conference on Optimization," Namur, Lecture Notes in Economics and Mathematical Sciences, Springer Verlag, Eds. V.H. Nguyen, J.-J. Strodiot and P. Tossings, (2000) 91--110 (with M.-O. Czarnecki).
Necessary and sufficient conditions for the existence of (generalized) equilibria on a compact epi-Lipschitzian domain," in Communications on Applied Nonlinear Analysis, 7 (2000) 21--53 (with M.-O. Czarnecki).
Smooth representations of epi-Lipschitzian subsets of Rn, Nonlinear Analysis, 37 (1999) 139--160 (with M.-O. Czarnecki).Smooth approximations of epi-Lipschizian sets, SIAM Journal of Control and Optimization, 37 (1999) 710--730 (with M.-O. Czarnecki).
Méthodes d’approximation en théorie du point-fixe et de l’équilibre, Comptes Rendus de l'Académie des Sciences de Paris, 327 Série I, (1998) 917--922 (with M.-O. Czarnecki).
Approximation normale de sous-ensembles épi-lipschitziens de Rn, Comptes Rendus de l'Académie des Sciences de Paris, 325 Série I, (1997) 538--588 (with M.-O. Czarnecki).
Représentation lisse de sous-ensembles épi-lipschitziens de Rn, Comptes Rendus de l'Académie des Sciences de Paris, 325 Série I, (1997) 475--480 (with M.-O. Czarnecki).
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Equilibrium Theory with Increasing Returns: the Existence Problem, General Equilibrium Theory and Applications, W. Barnett et al (eds.), International Symposia in Economic Theory and Econometrics, Cambridge University Press, (1991) 65--82 (with J.-M. Bonnisseau).
Existence of marginal cost pricing equilibria: the nonsmooth case, International Economic Review, 31 (1990) 685--708 (with J.-M. Bonnisseau).
Fixed-point theorems and Morse's lemma for Lipschitzian functions, Journal of Mathematical Analysis and Applications, 146 (1990) 318--332 (with J.-M. Bonnisseau).
Existence of marginal cost pricing equilibria in an economy with several nonconvex firms, Econometrica 58 (1990) 661-682 (with J.-M. Bonnisseau).
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