eventus, event study, event studies, eventstream, crsp, datastream, wrds, cowan research, arnie cowan, eventis, evnetus, abnormal return, event study methodology, arnie cowen

eventus software for event studies: eventus performs state-of-the-art event study estimation and testing using the crsp stock database or user-assembled data and provides fast event-oriented data retrieval crsp. available through wrds. we also produce eventstream to make using datastream with eventus even easier.