We evaluate the information structure of US markets after the implementation of the SEC tick pilot program. We find significant changes in the information structure of the market conditioned on the market fee structure. Maker-taker market volume flow increases in informational efficiency while...

We examine the effects of an order cancellation fee on limit order flow and execution quality in the PHLX options market. The cancellation fee on professional order flow is effective in reducing the rate at which limit orders are canceled. While the cancellation fee discourages the submission of...

We use the 2016 U.S. SEC tick size pilot to examine the effects of an increase in the minimum price variation on limit order book liquidity in NASDAQ-listed stocks on the NASDAQ exchange. For treatment stocks with an average pre-pilot quoted spread less than $0.05, the tick size increase is...

Brokers who route both market and limit orders to wholesalers are generally paid less for their orders than brokers who bifurcate their order flow. Since nonmarketable limit orders have priority over wholesalers at a price, limit orders routed to wholesalers may experience enhanced execution...