Cowan Research LC produces Eventus® software for financial research, education and consulting. Eventus performs state-of-the-art event study estimation and testing using the CRSP stock database or other stock return data and provides fast event-oriented data retrieval from the CRSP stock database. Eventus software is available for Windows (PC SAS required) and for use through WRDS (Wharton Research Data Services).

Eventus uses the WRDS platform, please apply for WRDS account first. For access problem, please contact chengyun@phbs.pku.edu.cn

Steps for WRDS account application:
1, enter <http://wrds-web.wharton.upenn.edu>;
2, choose “Register” or click on “Register for a WRDS Account”;
3, complete the online application form;
4, after your application is approved, an email will be sent to your registered email address to lead you through the WRDS account setting;
5, log on WRDS;
6, read WRDS Terms of Use;
7, use WRDS.