The increased prevalence of algorithmic trading (AT) has an economically meaningful positive effect on the sensitivity of corporate investment to stock prices. The effect is pervasive in that the positive impact of AT on the investment-to-price sensitivity holds in even stocks with relatively...

We exploit a quasi-experiment to examine the effects of market makers and stock analysts in three emerging stock markets. We find substantial differences in the effects across markets and, in contrast to existing literature, the effects of market makers are not always positive. Our results...

A market is typically considered to dominate price discovery if it is the first to reflect new information about the fundamental value. Our simulations indicate that common price discovery metrics – Hasbrouck information share and Harris-McInish-Wood component share – are only consistent...

We develop a return variance decomposition model to separate the role of different types of information and noise in stock price movements. We disentangle four components: market-wide information, private firm-specific information revealed through trading, firm-specific information revealed...

This paper examines how gambling-motivated trading affects aggregate financial market outcomes. Using a unique global gambling data set covering 39 countries, we show that the dollar volume of stock market gambling is at least 3.5 times the combined volume of “traditional” gambling outlets...