We design, field and exploit survey data from a representative sample of the French population to examine whether informative social interactions enter households'stockholding decisions. Re- spondents report perceptions about their circle of peers with whom they interact about financial matters,...

Pairs trading strategy's return depends on the divergence/convergence movements of a selected pair of stocks' prices. However, if the stable long term relationship of the stocks changes, price will not converge and the trade opened after divergence will close with losses. We propose a new model...