Ex Post Efficiency in the Buyer's Bid Double Auction When Demand Can Be Arbitrarily Larger Than Supply. - Eleftherios Zacharias; Steven R. Williams (J. Econ. Theory, 2001)

Prices as signals of product quality in a duopoly. - Minghua Chen; Konstantinos Serfes; Eleftherios Zacharias (Int. J. Game Theory, 2023)