Modelling of conditional volatilities and correlations across asset returns is an integral part of portfolio decision making and risk management. Over the past three decades there has been a trend towards increased asset return correlations across markets, a trend which has been accentuated...

This paper uses a large panel of data with up to 19 time-series observations for almost 150 countries to estimate models of arms imports. Qualitative evidence suggests a non-linear relationship. As income and military expenditure grow, the propensity to import first rises and then falls as a...

This paper attempts to provide a systematic review of the implications of EMU for the Lucas Critique. It asks how well cointegrating vector autoregressions estimated on pre-Euro data forecast post-Euro data, relative to their pre-Euro standard error. This is done for the Euro area as a whole, 3...