There is extensive empirical research on the potential destabilizing effects of futures trading activity on spot market volatility. Rather than just focussing on spot volatility, this paper deals with the contemporaneous relationship between futures trading volume and the overall probability...

In this paper we provide additional evidence on expiration effects in the Ibex 35 stock index futures market using realized volatility as proposed in Andersen et al. (2003, Econometrica 71, 529-626). Our findings reveal not only a significant increase in spot trading activity, but also the...

Forward exchange rate unbiassedness is rejected in test for international exchange markets. Such issue can be interpreted as evidence of a biased forward rate and/or time-varying risk premia. This paper proposes a stochastic general equilibrium model which generates substantial variability in...