Stock returns around acquisition announcements are widely viewed as being reflective of the net present value created by these transactions. As such, announcement returns should correlate with acquisition outcomes. Using a new measure of realized transaction-level acquisition failure, as well as...

We attribute the recent quadrupling of heroin death rates to the August, 2010 reformulation of an oft-abused prescription opioid, OxyContin. The new abuse-deterrent formulation led many consumers to substitute to an inexpensive alternative, heroin. Using structural break techniques and variation...