France was still pretty poor in the 18th century with a falling fertility rate... https://worksinprogress.co/issue/frances-baby-bust#:~:text=Using%20this%20gen

France was still pretty poor in the 18th century with a falling fertility rate... https://worksinprogress.co/issue/frances-baby-bust#:~:text=Using%20this%20genealogical%20data%2C%20I,in%20less%20than%2040%20years https://worksinprogress.co/issue/frances-baby-bust#:~:text=U....