evolutionary, relational and durational perspectives on sustainability journeys. Each perspective emphasizes different facets of … sustainability – shifts in selection environments, reconfigurations of emergent networks, and intertemporal comparisons and contrasts …. Drawing on our analysis, we discuss implications for sustainability policy, strategy and research …

concept of "sustainability". We relate such a definition of sustainability to well known concepts from neoclassical economics …-temporal realm, we find that dynamic efficiency is a necessary but not sufficient condition for a notion of sustainability that has … normative standing as a goal for public policy. We define sustainability as dynamic efficiency plus intergenerational equity …

This is a different approach to the subject of sustainability which suggests: 1) that certain activities are inherently … unsustainable; 2) that sustainability be defined with regard to a basic level of technology, economy, and demand; 3) that … sustainability can be better managed by looking at the energy and waste and consumption from manufacturing, and treating the …