# Rail and Air Labor Relations: National Mediation Board Made Progress on GAO Recommendations but Needs to Address Management Issues
> **GAO Report** · 2022-04-25 · `gao-22-105266`
## Report
- **GAO ID:** gao-22-105266
- **Type:** Report
- **Published:** 2022-04-25
## Source
- [GAO product page](https://www.gao.gov/products/gao-22-105266)
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*MORVS · CC0 1.0*