Source,Count CRSP,9 Compustat,8 US Census Bureau,8 Refinitiv,6 BEA,6 World Bank,6 BLS,4 I/B/E/S,3 IRS,3 Medicare,3 OECD,3 Bloomberg,2 Capital IQ,2 Mergent,2 Federal Reserve Board,2 Gallup,2 IMF,2 Morningstar,2 Nielsen,2 Orbis,2 SSA,2 TRACE,2 Airline Origin and Destination Survey,1 Aliexpress.com,1 Amadeus,1 American Chamber of Commerce Research Association,1 American National Election Survey,1 Ancestry.com,1 Annual Survey of Manufactures,1 Bank for International Settlements,1 Bansefi,1 BAV Group,1 Betfair,1 BIS Locational Data,1 Bordereau de Référence Nominative,1 Broadcasting Yearbook,1 Bulwiengesa AG,1 Bundesbank supervisory database,1 Chicago Board Options Exchange,1 Chilean National Institute of Statistics,1 China Electricity Council,1 China Emission Accounts and Datasets,1 Chinese Customs Trade Statistics,1 CiTDB,1 Citeline,1 CLS Group,1 CMIE,1 Comtrade,1 Dealscan,1 DSIRE,1 EDGAR,1 EIA,1 Elkins McSherry LLC,1 ENCASDU,1 Encuesta Nacional Industrial Annual,1 FactSet,1 FAO,1 Feenstra's World Trade Database,1 Financial Accounts of the United States,1 Financial Analysis Made Easy,1 Florence 1427 Census,1 Florence statistical office,1 French Survey of Developable Land Price,1 General Accounting Office,1 General Spanish Social Survey,1 German credit register,1 German SSA,1 German State Pension Fund,1 Ghana Living Standards Survey,1 Global Financial Data,1 Gridded Population of the World,1 Her Majesty's Revenue and Customs,1 IAB,1 IBGE,1 ICPSR,1 Incentive Lab,1 Insider Filing,1 IOER Monitor,1 ISGP Project,1 ISSP,1 LinkedIn,1 Living Costs and Food Survey,1 Loan Syndication and Trading Association,1 Longitudinal Firm Trade Transactions Database,1 Los Angeles Police Department,1 Management Organizational Practices Survey,1 Markit,1 Mass Observation,1 Medicaid,1 NASA,1 National Archives,1 National Association of Insurance Commissioners,1 National Bureau of Statistics,1 National Business Register,1 National Council for Crime Prevention,1 National Geophysical Data Center,1 National Longitudinal Study of Adolescent Health,1 National Pollutant Release Inventory,1 National Socio-Economic Survey (Susenas),1 NOAA,1 OCC,1 Office of National Statistics,1 Organ Procurement and Transplantation Network,1 ParlGov,1 PATSTAT,1 Pesquisa Nacional por Amostra de Domicílios,1 Physician Compare,1 polttoain.net,1 Pratt's Stats,1 PRS Group,1 PSID,1 Ramani Geosystems,1 Real Capital Analytics,1 Relação Anual de Informações Sociais,1 SEC Analytics Suite – 13F Holdings,1 Shared National Credit Program,1 SNL Financial,1 Spanish Continuous Family Expenditure Survey,1 Spanish National Statistics Institute,1 SqueezeMetrics,1 State Election Commission,1 State Finance Commission,1 Statistics Canada,1 Statistics Denmark,1 Statistics Finland,1 Statistics Netherlands,1 Statistics Norway,1 Statistics Sierra Leone,1 Statistics Sweden,1 Swedish pawnbroker's association,1 Swedish Public Employment Service,1 Swedish Tax Authority,1 Systemic Banking Crises Database,1 tankkaus.com,1 The Elections Centre,1 Tick Data LLC,1 Tokyo Shoko Research,1 U.K. Expenditure and Food Survey,1 U.S. Psychological Corporation,1 U.S. Trade Representative,1 UN,1 Understanding America Study,1 US Energy Information Agency,1 USGS,1 VentureXpert,1 Web of Science,1 World Management Survey,1