When sellers join a platform to sell their products, the platform operator may restrict their strategic decisions. In fact, several platform operators impose most-favored treatment or no-discrimination rules (NDRs), asking sellers not to offer better sales conditions elsewhere. In this paper, I...

Retailer bargaining power is an important aspect of many international antitrust investigations. Size and market share analysis are often the cornerstones of bargaining power identification. However, other factors, like consumer behavior, i.e. "one-stop shopping", can heavily affect the...

We provide difference-in-differences evidence from Germany on the effect of deregulating weekday shop opening hours on employment in food retailing. Using data on the universe of German shops, we find that relaxing restrictions on business hours increased employment by 0.4 workers per shop...

This paper investigates the effects of the deregulation of shop-opening hours legislation on retail employment in Germany. In 2006, the legislative competence was shifted from the federal to the state level, leading to a gradual deregulation of shop opening restrictions in most of Germany s...

We analyze the impact of access to piped water on human capital formation as measured by test scores from standardized school exams at Brasilian primary schools. We find a positive and significant effect of around 11 percent of the standard deviation of mean test scores. The effect of piped...

This paper analyses the causal effects of educational mismatch on wages, individual health and job satisfaction. As educational mismatch is subject to unobserved heterogeneity in all of these fields, different identification strategies are applied to derive causal effects. In the wage...

This paper investigates the problem of an ``optimum population'' with respect to the age structure. Within a 3-period OLG model, with endogenous fertility and longevity, the optimal age structure, identified by number-dampened total utilitarianism, is generally failed in the laissez-faire...

This paper investigates the impact of a devastating weather shock on child anthropometrics, using data from Mongolia. We employ a diff-in-diff strategy to identify the effect of an extremely harsh winter in 2010, which caused the death of about 20 percent of the national livestock. Results...

We exploit a policy change in Sweden to estimate the effect of copayments on the demand for children's and adolescents' usage of medical care. To this end, we use population-wide registry data including detailed characteristics of individuals and their medical visits. We examine whether the...

This paper provides an empirical analysis of reference-dependent effects of unemployment on mental health. I show that the negative effect of unemployment on mental health depends on expectations about the future employment status. Several contributions to the literature have shown that the...