Dual class shares have been in existence in financial markets for more than one hundred years. One class of shares provides superior voting power, while the other class provides preferential access to economic benefits. Extant literature suggests that superior voting class shares should trade at...

We use quasi-exogenous variation in trading activity at the sub-second frequency to show that higher trade and quote intensities cause higher volatility but perhaps surprisingly have no significant effect on stock liquidity. This result has significant implications for the theories of strategic...

I show that the inventory risk faced by market-makers has a first-order effect on option prices. I introduce a simple approach that decomposes the price impact of trades into inventory risk and asymmetric information components. While both components are large for option trades, the inventory...

We investigate the type of information text sentiment uncovers using earnings conference call transcripts and find that text sentiment fails to explain returns during intraday calls, while average trading volume and return volatility are higher during the call. This finding indicates that...

This paper uses multivariate Hawkes processes to model the transactions behavior of the U.S. stock market as proxied by the 30 Dow Jones Industrial Average stocks before, during and after the May 6, 2010 flash crash, which lasted 36 minutes. The basis for our analysis is the excitation matrix,...