Intergovernmental fiscal institutions are the overarching framework for relations across government levels. They comprise the constitutional set up of a country; the division of power between government levels; the prevalence of fiscal rules across government levels; intergovernmental budget...

When trying to measure fiscal decentralisation, the OECD Network on Fiscal Relations Across Government Levels has made significant progress in the last years, especially on tax autonomy of sub-central governments. But in many respects, real-world fiscal decentralisation still escapes the...