Multi-level governance in the European Union -- Historical perspective -- Multiple identities -- Why national leaders diffuse authority -- Chamnels to Europe -- Variations in cohesion policy -- Cohesion policy under threat -- Struggle over European integration -- Supranationalism contested in the commission -- Political parties take a stand (coauthored with Carole J. Wilson)

1. European Union
2. Decentralization in government -- European Union countries
3. Regionalism -- European Union countries