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Potentiel-Vie et potentiel de procréation : leur rôle en démographie avec application à la population suisse
Sailer, Robert, (1958)
Birth and fortune : the impact of numbers on personal welfare
Easterlin, Richard A., (1980)
Industrial Growth and Population Change : a regional study of the coalfield areas of north-west europe in the later nineteenth century
Wrigley, E. A., (1961)
The pure theory of international trade
Kemp, Murray C., (1964)
Three topics in the theory of international trade : distribution, welfare and uncertainty
Kemp, Murray C., (1976)
The welfare gains from international migration
Kemp, Murray C., (1993)