Das Metaverse ist die nächste Stufe des Internets, das virtuelle 3D-Umgebungen schafft, in denen virtuelle Erlebnisse mithilfe von erweiterten Realität durchgeführt werden können. Es geht nicht nur um Headsets und virtuelle Spiele, sondern auch um die zunehmende Verbindung des Metaverses mit...

This paper studies how different unionisation structures affect firm productivity, firm performance, and consumer welfare in a monopolistic competition model with heterogeneous firms and free entry. While centralised bargaining induces tougher selection among hetero- geneous producers and thus...

We provide a simple theoretical model to explain the mechanism whereby privatization of international airports can improve welfare. The model consists of a downstream (airline) duopoly with two inputs landings at two airports) and two types of consumers. The airline companies compete...

This paper analyzes the situation in which a national government introduces environmental regulations. Within the framework of an international duopoly with environmental regulations, this paper shows that an environmental tax imposed by the government in the home country can induce a foreign...

In the previous decades, the European Union (EU) has succeeded in integrating new member countries, in economic and in political respects. Three main reasons lie behind this successful integration process: First, the solidarity of richer EU members with their poorer counterparts, second, the...

The separation of security and economic objectives in foreign policy, which was often sought in international political issues in the past, has outlived its usefulness. The transition to a more power-based order can be felt around the world. International economic instruments and agreements are...