We develop a conceptual framework for valuing biodiversity from an economic perspective. We consider biodiversity important because of a number of characteristics or services that it provides or enhances. We attribute biodiversity loss to economic activities related to decisions of private...

Resource-based models of species competition have been introduced recently as an alternative to the classical theory based on the Lotca-Volterra methodological approach to species competition. We consider economic management of an ecosystem for a Tilman model of mechanistic resource-based...