This study addresses the issue of volatility persistence in asset markets by analysing the behaviour of daily ratios of highest and lowest prices for a number of different assets both inter-war and post-war. These series include sterling exchange rates, S&P futures prices, the FT30 and the price...

A number of authors have found significant cointegrating relationships between spot exchange rates and domestic and foreign price levels for the major currencies where the magnitude of the coefficients makes economic interpretation of PPP cumbersome. Using theoretically well motivated nonlinear...

The answer to this question, based on a study of 1000 greyhound races, is 'no'. Although the efficient markets hypothesis asserts that speculative market prices optimally encapsulate all relevant information, it is found that 'Shin probabilities' (based on Shin, 1993), in which a dog's winning...

This article examines the dynamics of the linkages between Shanghai and Hong Kong stock indices. While the volatility linkage is analysed by a Multivariate Generalized Autoregressive Conditional Heteroscedasticity (MVGARCH) framework, the dependence of returns is examined by a copula approach....

A new panel unit root by Chang (Journal of Econometrics, 110, 261-92, 2002) is employed on a set of financial ratios with a view to improving the power of unit root tests when applied to a relatively small number of observations (in the present case 38 annual observations). The test is...