Wagner, Adolph (6)
Schäffle, Albert (1831-1903)(2)
Brückner, Alexander (1834-1896)(1)
Conrad, Johannes (1839-1915)(1)
Dietzel, Heinrich (1857-1935)(1)
Inama-Sternegg, Karl Theodor von (1843-1908)(1)
International Statistical Institute (1885-)(1)
Kant, Immanuel (1724-1804) [vermutlich](1)
Knapp, Georg Friedrich (1842-1926)(1)
Lamprecht, Karl (1856-1915)(1)