J. Bonnisseau and J. Bonnisseau, Existence of Equilibria in Economies with Externalities and Nonconvexities Set-Valued Analysis Regular economies with non-ordered preferences Special issue on the Athens-Minnesota Conferences, J. Math. Econom, vol.5, issue.39, pp.209-226, 1997.

J. Bonnisseau and B. Cornet, Existence of equilibria when firms follow bounded losses pricing rules, Journal of Mathematical Economics, vol.17, issue.2-3, pp.193-207, 1988.
DOI : 10.1016/0304-4068(88)90003-1
URL : https://hal.archives-ouvertes.fr/hal-00187223

J. Bonnisseau and J. Médecin, Existence of marginal pricing equilibria in economies with externalities and non-convexities, Journal of Mathematical Economics, vol.36, issue.4, pp.271-294, 2001.
DOI : 10.1016/S0304-4068(01)00077-5
URL : https://hal.archives-ouvertes.fr/hal-00187219

J. Bonnisseau, Existence of equilibria in the presence of increasing returns, Journal of Mathematical Economics, vol.21, issue.5, pp.441-452, 1992.
DOI : 10.1016/0304-4068(92)90033-4
URL : https://hal.archives-ouvertes.fr/hal-00187222

A. Cellina and A. Lasota, A New Approach to the Definition of Topological Degree for Multivalued Mappings, Atti della Academia Nazionale dei Lincei, Rendiconti. Classe de Scienze Fisiche, Mathematiche e Naturali, pp.47-434, 1969.

F. Clarke, Optimization and nonsmooth analysis, 1983.
DOI : 10.1137/1.9781611971309

D. Mercato and E. L. , Existence of competitive equilibria with externalities: A differential viewpoint, Journal of Mathematical Economics, vol.42, issue.4-5, pp.525-543, 2006.
DOI : 10.1016/j.jmateco.2005.06.003
URL : https://hal.archives-ouvertes.fr/halshs-00355353

E. Dierker, Regular Economies, Handbook of Mathematical Economics, 1982.
DOI : 10.1057/9780230226203.3412

E. Dierker, Topological Methods in Walrasian Economics Lecture notes on Economics and mathematical Sciences General Equilibrium Analysis. Existence and Optimality of Equilibria, 1974.

G. Giraud, An algebraic index theorem for non-smooth economies, Journal of Mathematical Economics, vol.36, issue.4, pp.255-269, 2001.
DOI : 10.1016/S0304-4068(01)00074-X
URL : https://hal.archives-ouvertes.fr/hal-00460314

A. Granas, Sur la notion de degré topologique pour une certaine classe de transformations multivalentes dans les espaces de Banach, Bull, 1959.

E. Jouini, An index theorem for nonconvex production economies, Journal of Economic Theory, vol.57, issue.1, pp.176-196, 1992.
DOI : 10.1016/S0022-0531(05)80047-X
URL : https://hal.archives-ouvertes.fr/halshs-00167134

E. Jouini, Unicité et stabilité de l'´ equilibre dans uné economie de production avec r` egle de tarification marginale: les cas convexe et non-convexe, Annales d'Economie et de Statistique, vol.44, pp.159-176, 1992.

E. Jouini, Structure de l'ensemble deséquilibresdeséquilibres d'uné economie productive, Annales de l'Institut Henri Poincaré, Analyse non-linéaire, pp.321-336, 1992.

T. Kehoe, An Index Theorem for General Equilibrium Models with Production, Econometrica, vol.48, issue.5, pp.1211-1243, 1980.
DOI : 10.2307/1912179

J. Laffont and J. , Effets externes et théorié economique, Monographie du Séminaire d'´ econométrie. Centre National de la Recherche Scientifique, 1978.
DOI : 10.2307/20075455

A. Mas-colell, The Theory of General Economic Equilibrium : A Differentiable Approach, 1985.
DOI : 10.1017/CCOL0521265142

D. A. Starret, Fundamental nonconvexities in the theory of externalities, Journal of Economic Theory, vol.4, issue.2, pp.180-199, 1972.
DOI : 10.1016/0022-0531(72)90148-2