Competition among trading platforms has considerably reduced trading fees in stock markets. We show that this evolution is not necessarily beneficial to investors. Although they increase gains from trade when a trade happens, lower trading costs can induce investors to post limit orders with a...

Cross-listed firms in the United States have a higher investment-to-price sensitivity than do firms that never cross-list. This difference is strong, does not exist prior to the cross-listing date, and does not vanish afterward. Moreover, it does not appear to be primarily driven by improvements...

We develop a model in which limit order traders possess volatility information. We show that in this case the size of the bid-ask spread is informative about future volatility. Moreover, if volatility information is in part private, we establish that (i) the size of the bid-ask spread and (ii)...

We develop a dynamic model of a limit order market populated by strategic liquidity traders of varying impatience. In equilibrium, patient traders tend to submit limit orders, whereas impatient traders submit market orders. Two variables are the key determinants of the limit order book dynamics...

This article presents a model of information monitoring and market making in a dealership market. We model how intensively dealers monitor public information to avoid being picked off by professional day traders when monitoring is costly. Price competition among dealers is hampered by their...

Competition among trading platforms has considerably reduced trading fees in stock markets. We show that this evolution is not necessarily beneficial to investors. Although they increase gains from trade when a trade happens, lower trading costs can induce investors to post limit orders with a...

Cross-listed firms in the United States have a higher investment-to-price sensitivity than do firms that never cross-list. This difference is strong, does not exist prior to the cross-listing date, and does not vanish afterward. Moreover, it does not appear to be primarily driven by improvements...