schemes in operation. Approximately 16 per cent of the economically active population are members of medical schemes. White … beneficiaries represent 19 per cent of the total population; black beneficiaries increased by 422.1 per cent, while Whites increased …

investigating how populations develop and interact over· time. For brevity, we call them ecological population models. Many of them … for one large homogenous population in a constant environment is the logistic growth curve based on the so-called Verhulst …-Pearl equation. Pierre Francois Verhulst (1838) introduced the logistic equation and Raymond Pearl (1930) applied it to population …

This text seeks to offer a critique of the official criteria for the classification of the population according to …

towards its citizens, the quality of life of the population, the values and social attitudes of different population strata …

acquired by the representative organism in the short term determines the positive or negative population growth. Moving short …-run equilibria constitute the dynamics of the predator-prey relations that are characterized in numerical analysis. The population …

the preference for the aggregate population size? In this paper we distinguish each of these categories and show for the … case of the Netherlands that each of these elements applies although the effect of population size preference and the self …, however, the aggregate population size preference of respondents. …

functions traditionally used in climate economics are ill-equipped to deal with climate catastrophes in which population size … changes. Drawing on recent work in population ethics I propose an alternative welfare framework with normatively desirable …