This paper adds to the scant literature on the tightening of regulations and its impact on the profitability of insider trades by examining the effects of the recent enactment of the Securities Market Amendment Act 2002 in New Zealand. We investigate the abnormal returns around the date of...

This paper investigates the speed of price discovery when information becomes publicly available but requires costly processing to become common knowledge. We exploit the unique institutional setting of hacks on decentralized finance (DeFi) protocols. Public blockchain data provides the precise...