We show that the OLS and fixed‐effects (FE) estimators of the popular difference-in-differences model may deviate when there is time varying panel non-response. If such non-response does not affect the common-trend assumption, then OLS and FE are consistent, but OLS is more precise. However,...

This paper investigates the political economy of after merger effects of the large scale municipal amalgamations in the German state of Baden-Württemberg in the early 1970s. By exploiting the huge variance in the amalgamation process in terms of number of participating municipalities,...

Using a linked employer-employee data set on the German construction industry, we analyse the effects of the introduction of minimum wages in this sector on labour market dynamics at the establishment level, i.e. turnover and churning flows, as well as accessions and separations and their...

The aim of this paper is to evaluate various aspects of a family friendly law (Act 39/99) approved in Spain in 1999, which grants parents the right to reduce their work-time schedule for childcare issues. Moreover, those who resort to that law enjoy higher protection against dismissal than other...

This paper investigates the political economy of after merger effects of the large scale municipal amalgamations in the German state of Baden-Württemberg in the early 1970s. By exploiting the huge variance in the amalgamation process in terms of number of participating municipalities,...

Does birthright citizenship boost immigrant children's educational participation andsuccess? We address this question relying on a reform of the German naturalization lawin 1999 that entitled children born after January 1, 2000 to birthright citizenship. Weisolate the impact of birthright...

This paper uses the differential timing across counties of the removal of restrictions on Sunday alcohol sales in the state of Georgia to determine whether the change had an impact on employment and hours in the beer, wine, and liquor retail sales industry. A triple-difference analysis finds...

The relationship between income, cost of childrearing and fertility is of considerable political and theoretical interest. We utilize exogenous variation in family income and the direct cost of children to estimate causal effects on fertility. The variation comes from a regional child benefit...