Bioeconomic models can provide powerful insights into the interactions between people and the natural ecosystems on which they depend. For example, bioeconomic models of fisheries have long been used to provide early warnings about the sustainability of harvest levels or the impacts of new...

This paper offers an informal theory of a special sort of poverty trap, one in which multiple dynamic equilibria exist simultaneously at multiple (micro, meso and/or macro) scales of analysis and are self-reinforcing through feedback effects. Small adjustments at any one of these levels are...