An elementary proof of the existence of a competitive equilibrium is given for economies where the weak axiom of revealed preference or the gross substitution property hold. It is shown by an induction argument that in these cases, the problem is reduced to the question of the existence of an equilibrium in a two-goods economy.
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Paper provided by Toulouse - GREMAQ in its series Papers with number
97.479.
Find related papers by JEL classification: C62 - Mathematical and Quantitative Methods - - Mathematical Methods and Programming - - - Existence and Stability Conditions of Equilibrium