Resorting to an extension of the debt crisis model of Cole and Kehoe (JIE 1996), we evaluate financial aspects of an optimum currency area. Our focus is to appraise the welfare of a country, which belongs to a monetary union and might suffer a speculative attack on its public debt. A default may...

We modify the Cole and Kehoe model by including domestic debt. According to the original model, a speculative attack on a high debt level issued abroad triggers external debt default. Here, it is possible to inflate away the domestic debt to avoid the external debt default. We consider two...

The purpose of this article is to contribute to the discussion of the financial aspects of dollarization and optimum currency areas. Based on the model of self-fulfilling debt crisis developed by Cole and Kehoe [4], it is possible to evaluate the comparative welfare of economies, which either...

The paper analyzes nominal yields of five-year fixed-rate Brazilian Domestic Federal Public Debt (DFPD) bonds in response to fluctuations in international net capital flows to Brazil for the period January 2007 to July 2012. The results show that estimation in differences with error correction...