The identification of strategic interactions among local governments is typically plagued by endogeneity problems. This paper proposes a quasi-experimental strategy to identify independent personal income tax setting by Swiss municipalities making use of the multi-tier federal system. State...

The literature on horizontal tax interdependencies offered limited attention to the interactions on administrative policies although they play an important role in determining the total tax revenues collected. The incentive for sub-central tax authorities to share relevant taxpayer-specific...