We examine the impact of the Global Settlement on affiliation bias in analyst recommendations. Using a broad measure of investment bank-firm relationships, we find a substantial reduction in analyst affiliation bias following the settlement for sanctioned banks. In contrast, we find strong...

We study the effects of alternative halt and reopening procedures on prices, transaction costs, and trading activity for a sample of news-related trading halts on Nasdaq. For intraday halts that reopen after only a five-minute quotation period, inside quoted spreads more than double following...

We identify retail brokers that seemingly route orders to maximize order flow payments: selling market orders and sending limit orders to venues paying large liquidity rebates. Angel, Harris, and Spatt (2011) argue that this type of routing may not always be in customers' best interests. For...

Using electronic order flow data from November 1997 through February 1998 for a random sample of 100 NYSE stocks, we examine the relative importance of program traders, institutional traders, retail traders, and exchange members in driving commonality in order flow, returns, and liquidity for...

We develop a bid-ask spread estimator from daily high and low prices. Daily high (low) prices are almost always buy (sell) trades. Hence, the high-low ratio reflects both the stock's variance and its bid-ask spread. While the variance component of the high-low ratio is proportional to the return...

Though trading halts are a common feature in securities markets, the issues associated with the coordination of these halts across markets are not well understood. In fact, regulations often allow traders to circumvent trading halts through the use of alternative venues. Using a sample of order...

We examine relationships between firms and their investment banks (IBs), both within and across different IB functions. For all transaction types, we find an increase in the number of relationships and a decrease in relationship exclusivity over time. We identify significant transaction-type...

We study the effects of alternative halt and reopening procedures on prices, transaction costs, and trading activity for a sample of news-related trading halts on Nasdaq. For intraday halts that reopen after only a five-minute quotation period, inside quoted spreads more than double following...