M. Ali Khan, Rabee Tourky, and Rajiv Vohra
Econom. Lett., 63(1):61-65, 1999
Publication year: 1999

In this note, we present conditions under which the supremum argument of Mas-Colell and Richard (1991) is not needed in the proof of the second fundamental theorem of welfare economics, and thereby in the proof of the existence of competitive equilibrium in infinite-dimensional commodity spaces.