Algorithmic trading has sharply increased over the past decade. Equity market liquidity has improved as well. Are the two trends related? For a recent five-year panel of New York Stock Exchange (NYSE) stocks, we use a normalized measure of electronic message traffic (order submissions,...

Automation and trading speed are increasingly important aspects of competition among financial markets. Yet we know little about how changing a market's automation and speed affects the cost of immediacy and price discovery, two key dimensions of market quality. At the end of 2006 the New York...

Practitioners allocate substantial resources to technical analysis whereas academic theories of market efficiency rule out technical trading profitability. We study this long-standing puzzle by designing a machine learning algorithm to search for profitable technical trading rules while...

We use the SEC Tick Size Pilot Program to show that stock liquidity reduces the cost of bank loans. Treated firms experience a 52 basis point increase in the cost of borrowing during the Tick Size Pilot Program; an effect that reverses when the program ends. We find similar results in a broad...

We examine how liquidity in the equity market affects bank lending costs. An exogenous decrease in liquidity during the SEC Tick Size Pilot Program raises corporate bank borrowing costs; an effect that reverses when the program ends. We find similar results in a broad panel of firms using both...

Algorithmic trading has sharply increased over the past decade. Equity market liquidity has improved as well. Are the two trends related? For a recent five-year panel of New York Stock Exchange (NYSE) stocks, we use a normalized measure of electronic message traffic (order submissions,...