Among 37 methods to reduce transaction costs, we recursively choose the best method for next period's investment in each of three portfolio strategies: levered-momentum, zero-cost momentum, and the equally-weighted market. We identify a few of the best methods and offer a framework by which...

We consider a market consisting of one safe and one risky asset, which offer constant investment opportunities. Taking into account both proportional transaction costs and linear price impact, we derive optimal rebalancing policies for representative investors with constant relative risk...