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A frAmework for Action: social enterprise & impact investing

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In the CRSP data set, different classes of the same fund appear as different funds. We identify the classes that belong to the same fund and obtain fund-level information by averaging (weighting the classes by total net assets) the class-level data provided by CRSP. We also exclude index funds from our sample. Since the index identifier in CRSP is only available as of 2003, we use funds' names to determine whether they are index funds or not. For SRI funds, we double-check the classification manually to make sure that we do not unnecessarily delete SRI funds from the sample. We.