Paul de Rousiers was a French social economist and industrial lobbyist. He was a follower of Pierre Guillaume Frédéric le Play, and believed in industrial syndicates that would be independent of both
Frontispiece of La Vie Americaine (1892)
Frontispiece of La question ouvrière en Angleterre (1895)
Frontispiece of Les Syndicats industriels de producteurs en France et à l'étranger (1901)