This paper investigates the earnings effects of training in the Portuguese labour market. We use the Portuguese Labour Force Survey to classify training according to multiple criteria, including providing institution, purpose, duration, and content of the training activity. First, we establish...

This paper explores the connection between education and wage inequality in nine European countries. We exploit the quantile regression technique to calculate returns to lower secondary, upper secondary and tertiary education at different points of the wage distribution. We find that returns to...

This article uses micro-data from the Spanish National Immigrant Survey to investigate the impact of Spanish language proficiency on immigrants' earnings. The results, based on Instrumental Variables (IV), point to a substantial earnings return to Spanish proficiency, of approximately 27%. This...

This article uses micro-data from the Spanish National Immigrant Survey to investigate the impact of Spanish language proficiency on immigrants' earnings. The results, based on Instrumental Variables (IV), point to a substantial earnings return to Spanish proficiency, of approximately 27%. This...