The historiographical and socio-economic topic of the 1918-1921 agrarian reform, marked by a considerable degree of difficulty due to a multitude of objective, quantitative as well as qualitative factors, represents a point of reference in the research endeavours focused on the social and...

There is a debate about the labor market concentration being behind the anemic development of US wages over the past decades. The absence of exogenous variations for causal inference complicates this debate. Here, data from other countries can help. I exploit a variation from a quasi-natural...