Publications by Ivar Ekeland:
Collective demand, group behaviour
and exterior differential calculus

1. (with P.A.Chiappori) "Problèmes d'agrégation en théorie du consommateur et calcul différentiel extérieur", C.R.A.S Paris 323 (1996), p. 565-570

2. (with P. A. Chiappori) "Aggregation and market demand: an exterior differential calculus viewpoint", Econometrica, 67 (1999), p. 1435-1458 [pdf]

3.  (with P.A. Chiappori) "A convex Darboux theorem", Annali della Scuola Normale Superiore di Pisa Cl. Sci. (4) (volume en l'honneur de E. De Giorgi), 25 (1997), p. 287-297

4. (with P.A. Chiappori), "Disaggregation of collective excess demand functions in incomplete markets", J. Mathematical Economics, 31 (1998), p. 111-130 [pdf] see also "Corrigendum" to the preceding, same journal, 33 (2000), p. 531-532 [pdf]

5. "Testable consequences of economic theory", Decisions in Economics and Finance 23 (1) 2000, p.1-13

6. "Mathematical models in economics", Proceedings of the International Conference on the Mathematical Sciences after the year 2000, Khalil bitar, Ali Chamseddine and Wafic Sabra editors, World Scientific, 2000 (ISBN 981-02-4223-9)

7.  (with P.A. Chiappori, F. Kubler, and H. Polemarchakis), “The identification of preferences from equilibrium prices: uncertainty'' Journal of Economic Theory 102 (2002), p.403-420

8. (with L. Nirenberg) "A convex Darboux theorem", Methods and applications of analysis 9 (2002), p. 329-344

9. "Two Problems in Economics", Jahresbericht der DMV, 104 (2002), p. 52-58

10.  "Some applications of the Cartan-Kähler theorem to economic theory". Erich Kähler: Mathematische Werke / Mathematical Works. 767 - 777 de Gruyter, book editors: Berndt, Rudolf and Oswald Riemenschneider. Berlin. 2003 [pdf]

11. (with Pierre-Andre Chiappori, Felix Kubler and Herakles Polemarchakis): "Testable implications of general equilibrium theory: a differentiable approach" Journal of Mathematical Economics, 40 (2004) p. 105-119 [pdf]

12. (with Pierre-Andre Chiappori): "Individual excess demands" Journal of Mathematical Economics, 40 (2004) p. 41-57 [pdf]

13. (with Pierre-Andre Chiappori): "Applying exterior differential calculus to economics: a presentation and some new results". Japan and the World Economy. 16 .3. (August 2004). pp. 363 - 385

14. (with Ngalla Djitte) "An inverse problem in the economic theory of demand", Annales de l’IHP – Analyse non lineaire. 23 (2006) p. 269 - 281. [pdf]

15. (with Pierre-André Chiappori) "The microeconomics of group behaviour: general characterization", Journal of Economic Theory 130 (2006): p.1 – 26 [pdf]

16. (with Martin Browning and Pierre-André Chiappori) "Local disaggregation of negative demand and excess demand functions", Journal of Mathematical Economics 43 (2007).764 - 770. [pdf]

(with Pierre-André Chiappori) "The microeconomics of efficient group behavior: identification"  Econometrica  77 (2009), p.  763–799. [pdf]

18. (with Pierre-André Chiappori) "New developments in aggregation economics", Annual Review of Economics,  3 (2011) p. 631-668

19. (with Marwan Aloqeili and Guillaume Carlier),
"Restrictions and identification in a multidimensional risk-sharing problem", Economic Theory 56 (June 2014), p.409-423 [pdf]

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