“…Opportunistic behavior has been previously documented for expenditures (Hansen, 2014), debt, and assets (Jordahl and Liang, 2010;Hinnerich, 2009;Saarimaa and Tukiainen, 2015), or budget overruns (Blom- Hansen, 2010). There is also evidence for common pool problems prior to municipal mergers for Japanese municipalities (Nakazawa, 2013 14 13 Germany has a complex federal structure of governance, but consists mainly of three governmental tiers.…”