TY - CONF TI - Valuation and optimality in exchange economies with a countable number of agents AU - Αλιπράντης, Δ. Χαράλαμπος AU - Brown, D. J. AU - Burkinshaw, Owen PY - 1991 SP - 1-21 PB - Springer-Verlag T2 - Positive operators, riesz spaces, and economics. Proceedings of a conference at Caltech, Pasadena, California, April 16-20, 1990. ER -