Hellwig, Martin Max Planck Institute for Research on Collective Goods, Max Planck Society;
http://finance.wharton.upenn.edu/FIC/FICPress/eurozone.pdf (Any fulltext)
Hellwig, M., & et al. (2011). Quo vadis, Euroland? European Monetary Union Between Crisis and Reform. In F. Allen, E. Carletti, & G. Corsetti (Eds.), Life in the Eurozone with or without sovereign default? (pp. 59-76). Philadelphia: FIC Press Wharton Financial Institutions Center.