The export base hypothesis is that a region's growth is led by export demand, given perfectly elastic factor supplies. It is a rationale for “sector-based” rural development policies, and it is formalized by input-output models. But it is contested by modern trade, migration, and growth...

This paper exploits a natural experiment in Hesse where a reform of the electoral rule from mayor appointment by the local council towards direct mayor elections was introduced during a phase-in period from 1993 to 1998. The end of the term of the last appointed mayor varies across...