disasters enable more frequent and severe market manipulation. We test this proposition using the securities listed in the NYSE …-provided manipulation data from SMARTS, Inc. The data indicate the frequency and severity of market manipulation increases during disaster … on manipulation. These effects are not mechanically driven by spikes in volatility in disaster-county months. These …

of day price dislocation is more likely to be the result of market manipulation on days of option expiry dates and end of …

by the individual panel banks and shed light on the underlying manipulation potential, by quantifying their effects on … significantly reduce the effect of manipulation. Furthermore, we discuss the role of the sample size and the particular questions …

manipulation prior to M&As increases the probability of an M&A deal withdrawal, and decreases the premium paid. More detailed … exchange trading rules that govern manipulation across countries and over time lower the probability of withdrawal, mitigate … the negative impact of EOD manipulation on withdrawal, and raise premiums paid. Finally, while there are fewer cases of …

severity of end-of-day manipulation, counter to recent concerns expressed in the media. The effect of HFT is more pronounced … end-of-day manipulation …

End-of-day stock price manipulation is generally associated with short-termism, long-term damage to equity values, and … reduced incentives for employees to innovate. We use a sample of suspected stock price manipulation events based on intraday … data for stocks from nine countries over eight years, and find evidence of negative effects of market manipulation on real …

This paper studies optimal index design to both facilitate hedging and alleviate illegal manipulation in a competitive … equilibrium paradigm, modified to deal with manipulation. Specifically, a large trader is trading both derivatives and stocks, and …-weighted average pricing (VWAP) index both introduces basis risk and encourages manipulation because of the additional randomness in …