This paper models commodity futures in a rational expectations equilibrium specifically (i) incorporating the conflict of interests between Hedgers (Producers-Consumers) and Speculators and (ii) superimposing constraints to immunize the real sector of the economy from shocks of excessive futures...

The paper treats opinion dynamics under bounded confidence when agents employ, beside an arithmetic mean, means like a geometric mean, a power mean or a random mean in aggregating opinions. The different kinds of collective dynamics resulting for these means are studied and compared by...

An economic model of the profit-seeking firm seeking to deploy "Open Source" or "Free" software. Both firms considering "purchase" and development of such software are considered. Open Source software as a public good. Such software is a quasi-public good which will sometimes, but not always,...

Consider a simple world populated with two kinds of individuals, those who work and create wealth (peasants) and those who survive by taking the property of others (bandits). The presence of bandits creates an incentive for peasants to seek protection, to defend their property. But protection is...

We analyze within a dynamic model the growth impact of private capital investment if the accompanying adjustment costs are a function of governmental activity. The impact of the productive public input is twofold: it (i) enhances private capital productivity and (ii) reduces adjustment costs. We...