CRSP (Center for Research in Security Prices)
CRSP provides security price, return, and volume data for the US stock markets dating back to 1925. Additionally, the data files include CRSP/Compustat Merged Database and US mutual fund data.
The Thomson/Refinitiv Holdings subscription is financed by the Department of Finance at Aalto University School of Business.
Wharton Research Data Services. "WRDS" wrds.wharton.upenn.edu, accessed YYYY-MM-DD.
WRDS Terms of Use requiers users to acknowledge them in publications and communication by stating the following:
'Wharton Research Data Services (WRDS) was used in preparing [identify research piece]. This service and the data available thereon constitute valuable intellectual property and trade secrets of WRDS and/or its third-party suppliers.'
Access to WRDS is managed by Nikolas Breitkopf, contact via [email protected]