Market frictions such as transactions costs, funding constraints and short selling constraints limit arbitrage, but …, we examine the effect of these frictions on arbitrage efficiency of the two markets. We find evidence of significant … cross-sectional variation in the size and asymmetricity of no-arbitrage bands. To the extent that market frictions affect …

We investigate the arbitrage-free property of stock price models where the local martingale component is based on an … models in the literature admit arbitrage opportunities. We investigate in detail the features of the existing model … specifications which create these arbitrage opportunities, and consequently construct a modification that is arbitrage free …