Societies provide institutions that are costly to use, but able to enforce long-run relationships. We study the optimal decision problem of using self-governance for risk sharing or governance through enforcement provided by these institutions. Third-party enforcement is modelled as a costly...

We revisit recent evidence on how monetary policy affects output and prices in the U.S. and in the euro area. The response patterns to a shift in monetary policy are similar in most respects, but differ noticeably as to the composition of output changes. In the euro area investment is the...