We identify an important channel through which political information propagates into capital markets—Washington policy analysts (WAs). WAs monitor political developments and produce research to interpret the impact of these events. Institutional clients generate superior returns on their...

Almost all U.S. firms now announce earnings outside of regular trading hours. This paper studies how stock prices incorporate information in after-hours trading. I find slow prices adjustment accompanied by significant trading volume. During 2002-2012, 5,881 rule-based trading opportunities...

We study empirically how competition among high-frequency traders (HFTs) affects their trading behavior and market quality. Our analysis exploits a unique dataset, which allows us to compare environments with and without high-frequency competition, and contains an exogenous event - a tick size...

I study empirically how competition among high-frequency traders (HFTs) affects their trading behavior and market quality. The analysis exploits a unique dataset, which allows comparing environments with and without high-frequency competition, and contains an exogenous event - a tick size reform...

We study empirically how competition among high-frequency traders (HFTs) affects their trading behavior and market quality. Our analysis exploits a unique dataset, which allows us to compare environments with and without high-frequency competition, and contains an exogenous event - a tick size...

Since the global financial crisis in 2007, stress tests have become standard tools for regulators and supervisors to assess the risks and vulnerabilities of financial sectors. To this end, the Insurance and Occupational Pensions Authority (EIOPA) regularly performs EU-wide insurance stress...

This study evaluates whether exchange traded funds (ETFs) threaten fnancial market stability by testing two hypotheses relating the growing importance of ETFs to increased market volatility and rising equity valuations. We estimate quantile cointegration models using Standard & Poor's 500 Index...

This paper addresses challenges relating to applying data mining techniques to detect stock price manipulations and extends previous results by incorporating the analysis of intraday trade prices in addition to closing prices for the investigation of trade-based manipulations. In particular,...

In this paper, we investigate short sale constraints' impact on the incidence of extreme stock market movements. The latter can be used to proxy for the likelihood of tail events like crashes and bubbles in a market and, thus, is a crucial measure of stock market stability. Since crashes and...

We obtain a unique dataset to examine the effect of the Shanghai-Hong Kong Stock Connect program, which allows foreign investors from Hong Kong to buy stocks listed in Shanghai (northbound) and domestic investors from mainland China to buy stocks listed in Hong Kong (southbound). There is a...