In fiscal interaction, a policy is evolutionarily stable if, once adopted by all governments, jurisdictions that deviate from it fare worse than those that stick to it. Evolutionary stability is the appropriate solution concept for models of imitative learning (policy mimicking). We show that...

One of the main reasons to include pay-as-you-go (PAYG) schemes in multi-pillared pension systems is that they may entail beneficial risk-sharing and diversification features However, depending on the pension formula these features vary significantly for different types of PAYG schemes. We...

Critical-level (CL) utilitarianism with both fixed and variable critical levels is applied to the problem of redistribution in a federation with free mobility. We are interested in intra-regional inequality when redistribution policies are organized decentrally in a federation. Due to free...

Evolutionary stability is a necessary condition for imitative dynamics of policy learning and innovation to come to a rest. We apply this concept to profit tax competition in a regime where a common and consolidated profit tax base for multi-jurisdictional firms is divided among governments...

In a common market with costless mobility of all factors, regional governments can attract mobile firms by granting subsidies which must be financed out of wage taxes on mobile labour. Since firms locate where subsidies are highest and workers settle where taxes are lowest, government are forced...