Forecasts of crude oil prices' volatility are important inputs to many decision making processes in application areas such as macroeconomic policy making, risk management, options pricing, and portfolio management. Despite the fact that a large number of forecasting models have been designed to...

It is believed that financial markets are integrated and sensitive to news – including political conflicts in some regions of the world. Furthermore, financial markets seem to react differently to information flows from one region to another. The purpose of this research is to discern the...

The aim of this paper is to provide empirical evidence on the statistical distributions of returns on 32 UK sector indices as well as the FTSE-All and the FTSE-100 indices. These data are modelled for several holding periods, ranging from one day to one quarter, using symmetric stable Paretian...

The performance evaluation of competing forecasting models is generally restricted to their ranking by criterion, which generally leads to several inconsistent rankings for different criteria. The purpose of this article is to propose a multidimensional framework; namely, Data Envelopment...