@article{JSFS_1948__89__355_0,
     author = {Allais, M.},
     title = {Int\'er\^et et productivit\'e sociale},
     journal = {Journal de la Soci\'et\'e de statistique de Paris},
     pages = {355--380},
     publisher = {Soci\'et\'e de statistique de Paris},
     volume = {89},
     year = {1948},
     language = {fr},
     url = {http://www.numdam.org/item/JSFS_1948__89__355_0/}
}