We characterize optimal contracts in a dynamic principal–agent model of joint production in which project opportunities are heterogenous, utility from these projects is nontransferable, and the agent has the option to quit the relationship at any time. To demand the production of projects that...

We follow recent Optimum Currency Area empirical literature and investigate the correlation of supply and demand shocks between the individual new EU member countries and the ‘EU-core’. Treating the whole economy as one sector this is a standard exercise based on Mundell’s original insight...