Data Sources

"promotes high quality research in child care and early education and the use of that research in policy making"

"a relational database of over 400,000 public and private bills introduced in the U.S. House and Senate since 1947...organized in a format that facilitates quantitative studies, and also includes detailed information about each bill's sponsor."

"Data collections include sociological surveys, election studies, longitudinal studies, opinion polls, and census data. Among the materials are international and European data such as the European Social Survey, the Eurobarometers, and the International Social Survey Programme."

links to several hundred "Internet sites of numeric Social Science statistical data, data catalogs, data libraries, social science gateways, addresses and more"

Most of the data sets listed are free. If an R! appears after a source it means that the data are already in R format or there exist R commands for directly importing the data from R.
Categories of Data: Data Science -- Economics -- Finance -- Government -- Health Care -- Machine Learning -- Networks -- Public Domain Collections -- Science -- Social Sciences -- Time Series -- Universities -- Microsoft R Server .XDF Datasets

"over 5,400 datasets available, from all central government departments and a number of other public sector bodies and local authorities."

"a tool for helping people identify and locate online repositories of research data"

"an open source application to publish, share, reference, extract and analyze research data. It facilitates making data available to others, and allows to replicate others work."

"access to thousands of datasets in the humanities, the social sciences and other disciplines"

Datasets for topics including: corporate governance, discount rate estimation, return measures, capital structure, dividend policy, cash flow estimation, growth rate estimation, multiples, and option pricing models

"contains a standard 'core' of demographic, behavioral, and attitudinal questions, plus topics of special interest. Many of the core questions have remained unchanged since 1972 to facilitate time-trend studies as well as replication of earlier findings."

"include surveys of health care professionals and organizations, investigations of access to medical care, surveys on substance abuse, and evaluations of innovative programs for the delivery of health care"

"provides interested researchers with access to the original data sets generated by PD&R-sponsored data collection efforts, including the American Housing Survey, HUD median family income limits, as well as microdata from research initiatives on topics such as housing discrimination, the HUD-insured multifamily housing stock, and the public housing population."

search or browse for annotated links to data-related resources on the Internet
(Data & Information Services Center, University of Wisconsin, Madison)

(Cornell Institute for Social and Economic Research)

"an integrated set of data from 50 years (1962-2011) of the March Current Population Survey (CPS). The CPS is a monthly U.S. household survey conducted jointly by the U.S. Census Bureau and the Bureau of Labor Statistics."

"consists of more than fifty high-precision samples of the American population drawn from fifteen federal censuses and from the American Community Surveys"

"Inside Kaggle you’ll find all the code & data you need to do your data science work. Use over 19,000 public datasets and 200,000 public notebooks to conquer any analysis in no time."

"a static research collection of district level election results for approximately 350 national legislative elections in 26 countries that was maintained through 2003."

Dataset of the winners and judges of prizes for prose, poetry, or unspecified genre between 1918 and 2020 with a purse of $10,000 and over. The dataset includes details about the winners of fifty-two unique prizes awarded by twenty-two institutions. For a subset of thirty-nine prizes, it includes details about judges; not every prize has complete judge data. It does not include prizes awarded specifically for children’s literature, nonfiction, drama, or translation.

"a confederation of organizations that conduct state-level surveys. The network promotes the collection and use of state survey data."

"a dynamic inventory of Web-based neuroscience resources: data, materials, and tools accessible via any computer connected to the Internet"

maintains one of the oldest and largest archives of machine-readable data in the U.S.

"Research and data to make progress against the world’s largest problems"

"an independent, non-partisan public opinion research organization that studies attitudes toward politics, the press and public policy issues"

"collects and organizes data from various archived sources to trace changes in the national policy agenda and public policy outcomes since the Second World War."

"one of the world's leading archives of social science data, specializing in data from surveys of public opinion"

"promotes the access and use of SAMHSA's substance abuse and mental health data by providing public-use data files and documentation for download and online analysis tools to support a better understanding of this critical area of public health"

"the UK's largest collection of digital research data in the social sciences and humanities"

provides roll call data for the U.S. Senate and House of Representatives from the 1st Congress forward.