Agliardi, Elettra; Andergassen, Rainer - In: The Geneva Risk and Insurance Review 36 (2011) 2, pp. 112-131
We study the destabilizing effect of hedging strategies under Markovian dynamics with transaction costs. Once transaction costs are taken into account, continuous portfolio rehedging is no longer an optimal strategy. Using a non-optimizing (local in time) strategy for portfolio rebalancing,...