“…However, unemployment is the result of various complex processes. A prominent strand of the literature studies how a country's unemployment rate is affected by its institutions, including social security, employment protection, minimum wage, unionization and product market regulation (see, for example, Nickell and Layard, 1999;Belot and van Ours, 2004;Arpaia and Mourre, 2012;Boeri, Conde-Ruiz and Galasso, 2012;Sachs and Smolny, 2015;Launov and Wälde, 2016). In order to investigate the role of regional conditions more rigorously, I simultaneously regress the estimated effects of numeracy skills on the Employment effects of skills 323 probability of being inactive, ∂Pr(inactivity)/∂numeracy, and the probability of being unemployed, ∂Pr(unemployment)/∂numeracy, on a set of country characteristics, x i , in a seemingly unrelated regressions set-up à la Zellner (1962).…”