Eurobonds, i.e. the mutualization of (some) of the Eurozone member states debts, remain a promising tool not as a remedy for the ongoing debt crisis but for a number of other, more long-term reasons. This introduction to the present special issue of the Review of Law and Economics lays the ground for the subsequent in-depth analyses by providing a framework comprised of, on the one hand, the most prominent proposals for Eurobonds and, on the other hand, the legal and economic criteria against which the suitability of these proposals may be judged.