The Erfi survey is the French version of the international "Generations and Gender Survey" (GGS). It is part of the international Generation and Gender Program (GGP) survey programme.

This programme was launched in 2000 by the Population Activities Unit (United Nations Economic Commission for Europe) and is intended to promote comparative studies based on a common questionnaire for the different participant countries (core questionnaire).

Several countries have already conducted the survey: Hungary, Japan, Italy, Bulgaria, Russia, Germany, Estonia, the Czech Republic, Australia, Romania, Lithuania, the Netherlands, Georgia, France, Belgium, Austria, Norway, Poland, Slovenia, etc.