"The sustainable management of the biosphere has recently been the subject of much attention among ecologists, environmental engineers, and other members of the scientific community. Yet, although these issues are clearly rooted in economic behavior and organization, economists have not directly addressed the question of sustainability. Now, with Valuing the Future, economist Geoffrey Heal presents a coherent framework for understanding the Earth's future from an economic perspective." . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Valuing the future : economic theory and sustainability" . "Valuing the future : economic theory and sustainability"@en . . . . . "Duurzame ontwikkeling." . . "Erneuerbare Ressourcen" . . "Nachhaltigkeit." . . "Wirtschaftsmodell." . . "Wirtschaftstheorie." . . "Wirtschaftstheorie Nachhaltige Entwicklung." . . "Wohlfahrtstheorie" . . "Desarrollo sostenible." . . "miljøøkonomi" . . "Theorie" . . . . "Nachhaltige Entwicklung." . . "Nachhaltige Entwicklung" . "Umweltschutz." . . "Utilitarismus" . . "Développement durable." . . "Erneuerbare Ressourcen / Nachhaltige Entwicklung / Utilitarismus / Wohlfahrtstheorie / Theorie." . . "Desenvolupament sostenible." . . "Milieueconomie." . .