decision making

List of current and historical datasets related to consumer spending and income, including data broken down by various demographic measures and family size

List of datasets used to study opinion mining, sentiment analysis, and opinion spam detection

Dataset of over 5.8 million Amazon product reviews (including information on product, rating, review text, and more)

Transcripts from British speeches (1895 - 2015), categorized by date, speaker, party, and title

Historical data from tennis matches. Includes match and tournament results (from 2000) and head-to-head betting odds (from 2001).

Historical data from football (soccer) matches. Includes results data (from 1993), in-depth match statistics (from 2000), and betting odds (from 2000).

List of data (including paid and free options) on various sports. Includes sections on game/match results, player data, and betting odds.

Data from the game Axon (including player and gameplay information) and analysis code.

Dataset on more than 1800 U.S. criminal conviction exonerations (beginning in 1989), including information on the individual exoneree and their case

Dataset on loans from Lending Club (a peer-to-peer loan service), extending back to 2007. Includes information on disbursed and rejected loans.