Sovereign debts are often subject to payment suspension. Default, i.e. the financial incapacity to fulfil the debt service, and repudiation, i.e. the denial by a sovereign to recognize its legal obligations, are normally used to explain these payment suspensions. Intuitively, for bondholders,...

Sovereign bonds are usually priced under the assumption that only the sovereign issuer may be responsible of their repayment. In some cases however, bondholders may legitimately expect to be repaid by more than one agent. For example, when a country breaks-up, successor states may agree to...