In Europe, the competence for social security and the right to levy income tax lie with the country of employment in cross-border matters. This has two disadvantages. First, the Employment Principle distorts active persons' choice of place of work. Second, the employment-based regulation of...

We study how profit taxation affects plants' R&D spending and innovation activities. Relying on geocoded survey panel data which approximately covers the universe of R&D-active plants in Germany, we exploit around 7,300 changes in the municipal business tax rate over the period 1987-2013 for...

This paper estimates the causal effect of corporate tax hikes on firm investment based on more than 1,400 local tax changes. By observing planned and realized investment volumes in a representative sample of German manufacturing firms, we can study how tax hikes induce firms to revise their...