Headline: Cato, CEI File Amicus Brief to Protect Donor Confidentiality and Freedom of AssociationLink: https://cei.org/blog/cato-cei-file-amicus-brief-protect-donor-confidentiality-an…Publication Date: Tuesday, September 8, 2015Primary Source: Competitive Enterprise InstituteNon-Cato Author: Hans BaderType: new media postFormat: New MediaNature of Mention: featuredScholar: CatoResearch Area: Law and Civil LibertiesSubjects: an Amicus Brief filed to protect donor confidentiality