Under simple majority voting an absolute majority of voters may choose policies that are harmful to minorities. It is the purpose of sub- and super-majority rules to protect legitimate minority interests. We study how voting rules are chosen under the veil of ignorance and whether there are...

A hybrid of a model of economic equilibrium in two markets and a social game is formed. The link between the two is established through a social norm which conditions correct social behavior on economic variables and therefore distorts the economic equilibrium allocation. The initial endowment...

Recent empirical studies criticize the sluggish financial integration in the euro area and find that only interbank money markets are fully integrated so far. This paper studies the optimal regional and/or sectoral integration of financial systems given that integration is restricted to the...

Heterogenous banking supervision and regulation is often considered as the most important impediment for Pan-European Bank mergers. In this paper we identify other more fundamental reasons for a limited degree of cross-country integration in retail banking. We argue that the distribution of...

This paper compares four forms of inter-regional financial risk sharing: (i) segmentation, (ii) integration trough the secured interbank market, (iii) integration trough the unsecured interbank market, (iv) integration of retail markets. The secured interbank market is an optimal risk-sharing...

This paper studies the implications of cross-border financial integration for financial stability when banks' loan portfolios adjust endogenously. Banks can be subject to sectoral and aggregate domestic shocks. After integration they can share these risks in a complete interbank market. When...

Eine Politik der Verringerung der Arbeitslosigkeit über mehr Flexibilität des Arbeitsmarktes stößt auf den Widerstand der Arbeitsplatzbesitzer als Verlierer entsprechender Maßnahmen. Wie könnten die Interessen der Insider in ein Reformpaket einbezogen werden?

Reformen haben – auch wenn sie sich langfristig positiv auf die Mehrheit der Bevölkerung auswirken – nicht immer den Rückhalt bei den Wählern, der bei rein ökonomischer Betrachtungsweise wünschenswert wäre. Wie lassen sich „unliebsame“ Reformen besser „verkaufen“? Was sollten...

Optimal voting rules have to be adjusted to the underlying distribution of preferences. However, in practice there usually is no social planner who can perform this task. This paper shows that the introduction of a stage at which agents may themselves choose voting rules according to which they...