Soner, H.M.; Touzi, N. - Centre de recherche de mathématiques et économie … - 1999
We consider a financial market consisting of a nonrisky asset and a risky one. We study the minimal initial capital needed in order to super-replicate a given contingent claim under the Gamma constraint, i.e. a constraint on the unbounded variation part of the hedging porfolio. In the general...