This paper shows that geographical investor heterogeneity strongly influences sovereign risk. While standard sovereign debt models mainly attribute the absence of sovereign defaults to foreign creditor retaliation, a new theoretical literature argues that domestic creditors also affect borrowing...

Properties of three well-known and frequently applied first-order models for modelling and forecasting volatility in financial series such as stock and exchange rate returns are considered. These are the standard Generalized Autoregressive Conditional Heteroskedasticity (GARCH), the Exponential...