Immigration policy in most high-income countries is designed to promote qualified migration while maintaining high requirements on characteristics such as education and language skills. We rely on a standard self-selection model with heterogeneous migration costs to discuss the effect of access...

This paper examines the implications of income redistribution on human capital accumulation and income inequality, presenting a model where human capital investment is indivisible and agents differ in economic opportunity as well as intellectual ability. It is shown that the impact of...

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...