1.A APPENDIX: STRUCTURE AND CONTENT OF NEWS DATA
In this appendix we summarize the services offered by two leading providers of news analytics, namely Thomson Reuters (News Analytics) and RavenPack (NewsScore). The information is presented under three main headings: (i) coverage, (ii) method and types of scores, and (iii) example of news data in tabular form.
1.A.1 Details of Thomson Reuters News Analytics equity coverage and available data
Real-time and historical equity coverage
Commodities and energy: 39 C&E topics
Equity coverage by region
Equity coverage updates: Bi-weekly updates for recent changes (de-listings, M&A, IPOs).
History: Available from January 2003 (history kept for delisted companies; symbology changes tracked). Version control procedures enable clients to test “as-was” versions as well as system enhancements. With new enhancements and scoring logic, history is rescored from 2003 and provided to client.
Data fields: Eighty-two metadata fields including Timestamp (GMT in milliseconds), linked counts over various time periods which measure repetition, linked item cross-references, language, topics, prevailing sentiment, detailed sentiment, relevance, size of item, broker action, market commentary, number of companies mentioned, position of first mention, news intensity, news source, story type, ...