Share Prices & Company Boards¶
JSE-listed company data for studying corporate responses to apartheid.
Share Prices (share_prices/)¶
JSE equity data from Thomson Reuters Datastream:
| File | Description |
|---|---|
datastream_mv.csv |
Market values (wide format, 1,184 columns) |
datastream_price_to_book.csv |
Price-to-book ratios (1,404 columns) |
datastream_data_long.csv |
Consolidated long-format panel (335 MB) |
Coverage: Post-1973 JSE equities, 1,000+ listed firms.
File size
The long-format file is 335 MB. Load specific columns or use chunked reading for memory-constrained environments.
Company Boards (company_boards/)¶
Board composition snapshots for JSE-listed firms:
| File | Year | Description |
|---|---|---|
company_boards_1983.csv |
1983 | Director-company mapping |
company_boards_1985.csv |
1985 | Director-company mapping |
company_boards_1990.csv |
1990 | Director-company mapping |
company_addresses.csv |
— | Registered addresses |
Source: McGregor's Who Owns Whom; company registrations
Research use: Interlocking directorates, board racial composition, political connections (used in strikes paper).
AMP Firm Management (firm_management/)¶
| File | Rows | Description |
|---|---|---|
AMP_table.csv |
7,094 | Management scores, sales, employment |
AMP_graph_manufacturing.csv |
9,207 | Manufacturing firm practices |
AMP_graph_public.csv |
1,963 | Public sector organizations |
AMP_graph_retail.csv |
661 | Retail firms |
Source: Annual Management Profiles / World Management Survey. Cross-country data — filter by country for SA-specific analysis.