Melitz, Jacques; Toubal, Farid - Agricultural and Applied Economics Association - AAEA - 2012
We construct new series for common native language and common spoken language for 195 countries, which we use together … with series for common official language and linguis-tic proximity in order to draw inferences about (1) the aggregate … dummy variable for common language, resting on official language, would say. In addition, ease of communication is far more …