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We develop a multivariate return and trading volume model, where each stock's system is driven by latent information arrivals in continuous time. The arrivals contain idiosyncratic and cross-relevant information, which provides both return and trading volume dependence. Conditional on the...
Persistent link: https://www.econbiz.de/10012890130
In response to empirical evidence, we propose a continuous-time model for multivariate asset returns with a two-layered dependence structure. The price process is subject to multivariate information arrivals driving the market activity modeled by non-decreasing pure-jump Lévy processes. A Lévy...
Persistent link: https://www.econbiz.de/10012900892