Our context involves Cournot oligopolists producing NM products at constant marginal costs when preferences are quasi-linear. We identify relationships between second moments of unit costs and second moments of firm-level production. For example, a larger variance in unit costs of a product...

In this study, we regard the oligopolistic-oligopsonistic markets within the framework of a“double auction” in which both buyers and sellers make bids. To this end, we introduce gameswhere declarations of supply and demand functions (which need not be true) are treated asstrategic variables...