Nearly half of the poorest 10% of French people say they are single compared to less than 20% of the richest 10%. In more than 80% of cases, the French have no interest in convolving.

A marriage, a PACS, or even an official situation of cohabitation translates for them into a net loss of income. This is one of the little-known absurdities of our social system, says Marc de Basquiat, a fervent defender of universal income in France.