The CRSP Mutual Fund database is updated quarterly, with a one-quarter lag. The Finance Department subscription is current. Thus the survivor-bias free fund data can be used as a more accurate performance benchmark. Dead funds are traditionally removed from performance returns in mutual fund data. The CRSP US Mutual Fund Database contains live funds as well as funds that have not survived over time. Mutual Fund Database provides open-ended mutual fund data for over 24,725 (approximately 8,710 dead funds and 16,015 live) open-ended funds of all investment objectives: Please email the Data Czar if you have questions about or wish assistance in accessing WRDS via WRDS Cloud.ĬRSP Survivor-Bias Free US Mutual Fund Database WRDS provides access to COMPUSTAT, CRSP, IBES, NYSE-TAQ, Bureau van Dijk, Global Insight, OptionMetrics and other important business research databases. This hosted data service has become the locus for quantitative data research and is recognized by the academic and financial research community around the world as the leading business intelligence tool. WRDS is the de facto standard for business data, providing researchers worldwide with instant access to financial, economic, and marketing data though a uniform, web-based interface. Developed in 1993 to support faculty research at Wharton, the service has evolved to become a common tool for research for over 290 institutions around the world. Wharton Research Data Services (WRDS) is a web-based business data research service from The Wharton School at the University of Pennsylvania.

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