# Explanations

This section documents some features of the German tax-transfer system and how GETTSIM
approximates them.

```{toctree}
---
maxdepth: 1
---
flows_and_stocks
means_testing
hh_concepts
gemischte_bedarfsgemeinschaften_and_mischhaushalte
childrens_income_grundsicherung_im_alter
taxation_of_pension_income
```