1Genberg H,Astrit S. Macroeconomic Volatility,Debt Dynamics, and Sovereign Interest Rate Spreads [ M ].Switzerland :The Graduate Institute of International Studies, 2004.
2Catao L A, Kapur S. Missing Link, Volatility and the Debt Intolerance Paradox [ M]. Washington: IMF Working Papers,2004.
3Lau C,Jorge A. Anticipating Credit Events Using Credit Default Swaps, with an Application to Sovereign Debt Crises[ M]. Washington: IMF Working Papers,2003.