It is now generally accepted that the approach of enlarging state-based social security systems in developing countries in order to achieve universal coverage has failed. It is the poor and rural population in particular who are largely excluded from any kind of social insurance. This paper...

Non-official sources of data, big data in particular, are currently attracting enormous interest in the world of official statistics. An impressive body of work focuses on how different types of big data (telecom data, social media, sensors and geospatial data, etc.) can be used to fill specific...