This paper develops a model of heterogeneous agents on an options market. On Paris Option Market, negotiators have different beliefs about future-at the volatility of the underlying. We assume in advance two groups; fundamentalists who believe in mean reversion and Chartists that incorporate...

This paper presents empirical evidence of herding contagion between oil market and stock markets, during the oil shock and the US financial crisis period of 2008-2009, after controlling fundamentals-driven comovements. We estimate the forecasting errors of time-varying parameters using the...