# DE Social Mobility — Source Catalog

**Source ID:** DS-00017
**Record Created:** 2026-04-20
**Cataloger:** Sven / PAI

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## Sources

### Statistisches Bundesamt (Destatis)
- **URL:** https://www.destatis.de/DE/Themen/Gesellschaft-Umwelt/Bildung-Forschung-Kultur/Schulen/_inhalt.html
- **Auth:** None
- **Coverage:** Annual Gymnasialquoten by parental education; Bildungsquoten nach Migrationshintergrund
- **Update frequency:** Annual

### OECD Education at a Glance — SDMX API (live)
- **URL:** https://data-explorer.oecd.org/
- **API base:** `https://sdmx.oecd.org/public/rest/data/`
- **Education spending % GDP:** `OECD.EDU.IMEP,DSD_EAG_UOE_FIN@DF_UOE_INDIC_FIN_GDP,/EXP.DEU.ISCED11_1T8.{S13|_T}.INST_EDU.DIR_EXP._Z.PT_B1GQ?format=csvfilewithlabels`
  - `S13` = government only; `_T` = all sources
- **Auth:** None
- **Coverage:** Education spending % GDP, annual, all ISCED levels, Germany
- **Update frequency:** Annual (autumn, ~18 month lag)

### PISA / IGLU (IEA)
- **URL:** https://www.oecd.org/pisa/ / https://www.iea.nl/studies/iea/pirls
- **Auth:** None
- **Coverage:** PISA: 15-year-olds, triennial; IGLU: Grade 4 reading, 5-year cycle
- **Update frequency:** PISA triennial; IGLU every 5 years

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## Dataset

`Data/DE-Social-Mobility/DE-Social-Mobility.md`

## Connection to DE-Plan

CHALLENGE 5 (Knowledge isolation), CHALLENGE 4 (Exhaustion/precarity)