Cross-National Equivalent File

The Cross-National Equivalent File (CNEF) is a project that harmonizes and maintains cross nation data for researchers across the world. Current CNEF organization contains data from general population household-based panel surveys fielded in 9 countries, namely Australia, Canada, Germany, Great Britain, Japan, Korea, Russia, Switzerland and the United States.

Source: Wikipedia — Cross-National Equivalent File (CC BY-SA 4.0)