Do stock prices of publicly listed companies respond to changes in transaction costs? Using the SEC's pilot program that increased the tick size for approximately 1,200 randomly chosen stocks, we find a stock price decrease between 1.75% and 3.2% for small spread stocks affected by the larger...

This paper addresses the question of whether transaction costs affect stock prices. This question, in the intersection of market microstructure and asset pricing, has no supportive causal evidence to this date, which may explain the omission of transaction costs in mainstream asset pricing...

This paper examines the effects of multimarket high-frequency trading (HFT) activity on liquidity co-movements across different markets. Multimarket trading by HFTs connects individual markets in a single network, which should induce stronger network-wide liquidity co-movements. We use the...