Recent years witnessed commodity prices increases which have fostered research works on their predictability and a renewed interest of practitioners and policy-makers. The objective of this article is to test the predictive ability of futures prices on the underlying spot prices by taking corn,...

The aim of the present paper is to provide evidence on the internal efficiency of the Italian index option market and to verify the consistency of the latter notion of efficiency with the cross market one. To this end a model-free approach is taken, whereby strategies involving only options are...