ddf--gapminder_world
source
- data points: https://github.com/Gapminder/waffle-server-importers-exporters/tree/world-legacy-with-data/data/out/gw/indicators
- country entities: https://github.com/Gapminder/waffle-server-importers-exporters/tree/world-legacy-with-data/data/synonym/country_synonyms.xlsx
- continuous concepts: https://docs.google.com/spreadsheets/d/192pjt2vtwAQzi154LJ3Eb5RF8W9Fx3ZAiUZy-zXgyJo/edit#gid=3
region/area id mappings
detail impletementations can be found in the notebook waffle.ipynb