The purpose of this paper is to examine the effect of illiquidity on the value of currency options. We use a unique dataset that allows us to explore this issue in special circumstances where options are issued by a central bank and are not traded prior to maturity. The value of these options is...

Asset-pricing models with volume are challenged by the high turnover-rates in real stock markets. We develop an asset-pricing framework with heterogeneous risk preferences and show that liquidity and turnover increase with heterogeneity to a maximum, and then decline. With U.S. parameters,...

This paper examines the contribution of market makers to the liquidity and the efficiency of the options market in a unique setup of an order-driven computerized trading system, in which market makers and other participants operate under equitable conditions. The main findings are: (1) liquidity...