Individual fishery quotas (IFQs) are an increasingly prevalent form of fishery management around the world, with more than 170 species currently managed with IFQs. Yet, because of the difficulties in matching quota holdings with catches, many argue that IFQs are not appropriate for multispecies...

Standard approaches to environmental and natural resource use externalities generally focus on single-sector resources and user groups. Remedies include Pigouvian-style government constraints, small group controls following Elinor Ostrom, or less frequently, bargaining across users as outlined...