# Changes
Most recent releases are shown at the top. Each release shows:
- **New**: New classes, methods, functions, etc
- **Changed**: Additional parameters, changes to inputs or outputs, etc
- **Fixed**: Bug fixes that don't change documented behaviour
## 0.2.0 (2021-06-21)
### New:
- key driver analysis
### Changed
- `CausalInfererenceModel.fit` returns `self`
### Fixed:
- N/A
## 0.1.3 (2021-06-17)
### New:
- N/A
### Changed
- N/A
### Fixed:
- version fix
## 0.1.2 (2021-06-17)
### New:
- N/A
### Changed
- Better interpretability and explainability of treatment effects
### Fixed:
- Fixes to some bugs in preprocessing
## 0.1.1 (2021-06-16)
### New:
- N/A
### Changed
- Refactored DataFrame preprocessing
### Fixed:
- N/A
## 0.1.0 (2021-06-15)
### New:
- First release.
### Changed
- N/A
### Fixed:
- N/A