We propose an innovative asymmetric exceedance-time model with optimal thresholds. This model examines the impact of extreme downside and upside shocks and determines how the duration between past and present extreme shocks affects the dependent variable. We use extreme value theory...

Arbitrage is non-parametrically examined and empirically analyzed in US equity markets. Firstly, analyzed are the properties of arbitrage; and secondly, the factors explaining arbitrage are tested. Empirical analysis concerns a decade of intraday data of five US equity indices and is also...