A standard result of coalition formation games is that stable coalitions are very small if the coalition plays Nash vis-à-vis the rest of the world and if abatement costs are quadratic. It has been shown that larger coalitions and even the grand coalition are possible if the marginal abatement...

In situations where the traditional instruments of trade policy are not available, protection for importcompeting industries can be given only indirectly. One of the candidates of giving indirect subsidies is environmental regulation. The competitiveness of a domestic industry can be improved by...

Der Begriff der Globalisierung beherrscht seit Jahren die öffentliche Debatte. Für die einen geht die Öffnung der Märkte noch nicht weit genug, für die anderen führt die Globalisierung zur weiteren ungleichen Entwicklung der Nationalökonomien und vergrößert den Abstand zwischen den...

In a dynamic optimisation model the profit maximising behaviour of a monopolist facing lagged adjustments of demand is investigated. It is shown that the long run equilibrium price differs from the static Cournot price. The monopolist sacrifices some of the long run profits in order to exploit...

Currently, the world petroleum market is facing attempts by petroleum exporting countries to extend their influence further downstream. The process of vertical integration is based on natural gas which accrues as a by-product of crude oil recovery. Gas can be used for downstream production, for...

Most oil-producing countries have now nationalised their oil reserves and are pursuing their own pricing and marketing policies; in recent years some of them have attempted to extend their influence over the oil market by undertaking processing activities downstream from oil production. What...

Is tax competition good for economic growth? The paper addresses this question by means of a simple model of economic growth in which a wasteful Leviathan state sets taxes and provides productive input. Wasteful behaviour is restricted by the voter, who reduces political support if her income is...

This paper looks at a model in which two countries trade agricultural and manufactured commodities. The manufactured-goods sector produces with increasing returns to scale under conditions of monopolistic competition. It is shown that an increase in land endowment (or an increase in agricultural...