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 paper explores the impact of Spanish language proficiency on immigrant earnings in Spain using an instrumental variable quantile regression approach. The impact is on average roughly 17.2% but varies substantially across the earning distribution. The return to destination language...

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...