# Data sources

## PISA 2022 microdata (OECD)

- Student questionnaire file: `CY08MSP_STU_QQQ.SAV` (~2 GB)
- School questionnaire file: `CY08MSP_SCH_QQQ.SAV` (~20 MB)
- Download: https://www.oecd.org/en/data/datasets/pisa-2022-database.html
- Documentation: OECD (2024), *PISA 2022 Technical Report*,
  https://doi.org/10.1787/01820d6d-en
- The ICT familiarity questionnaire was an international option; among the 14
  LAC participants it was administered in Argentina, Brazil, Chile, Costa
  Rica, the Dominican Republic, Panama, and Uruguay.

## System-level indicators

- GDP per capita, PPP (current international $), 2022. World Bank, World
  Development Indicators, series `NY.GDP.PCAP.PP.CD`. Retrieved July 2026 via
  the World Bank API.
- Fixed broadband subscriptions per 100 people, 2022. World Bank WDI, series
  `IT.NET.BBND.P2`. Retrieved July 2026.
- Context on regional connectivity: ECLAC (2022), *A digital path for
  sustainable development in Latin America and the Caribbean*.

## One-to-one / connectivity program coding (author)

| System | Program | Status |
|---|---|---|
| Argentina | Conectar Igualdad (2010) | Interrupted 2018, relaunched 2022 |
| Brazil | PROUCA (2010) | Discontinued |
| Chile | Enlaces (1992–2018) | Sustained school informatics network, not 1:1 |
| Costa Rica | PRONIE MEP-FOD (1988– ) | Ongoing |
| Dominican Rep. | República Digital (2016– ) | Ongoing |
| Panama | — | No sustained national 1:1 program |
| Uruguay | Plan Ceibal (2007– ) | Ongoing, universal |

## Redistribution

Raw PISA files are not tracked in this repository (size and licensing); the
processed analytic extract (`data/processed/analysis_dataset.csv`) is included
to allow replication of models and figures without the raw download.
