Improving biodiversity conservation through modern portfolio theory
نویسندگان
چکیده
منابع مشابه
Improving biodiversity conservation through modern portfolio theory.
C onservationists must make hard choices about where to invest limited resources for the protection of biological diversity. Numerous prioritization schemes have identified places where biodiversity is especially rich or risks are especially urgent (1). Application of return on investment (ROI) thinking promises to make conservation investments much more efficient by explicitly incorporating ec...
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The paper compares three portfolio optimization models. Modern portfolio theory (MPT) is a short-horizon volatility model. The relevant time horizon is the sampling interval. MPT is myopic and implies that investors are not concerned with long-term variance or mean-reversion. Intertemporal portfolio choice is a multiple period model that revises portfolios continuously in response to relevant s...
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Viet Nam’s landscape is constantly changing as land use changes. Sometimes the resources base benefits where forests are protected and allowed to regenerate naturally, bare land is reforested, or where swidden land is converted to more intensive agriculture. Sometimes resources are lost where forests are exploited for timber, cleared for agricultural or grazing, or burnt by spreading wildfires.
متن کاملImproving risk assessment for biodiversity conservation.
Preservation of biodiversity is a major ecological challenge to present and future generations (1). Success will largely depend on the optimal allocation of limited funding resources to the most relevant conservation projects. In a recent issue of PNAS, Ando and Mallory (2) proposed to tackle the problem with Modern Portfolio Theory (MPT), originally devised to balance risk and return on invest...
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ژورنال
عنوان ژورنال: Proceedings of the National Academy of Sciences
سال: 2012
ISSN: 0027-8424,1091-6490
DOI: 10.1073/pnas.1205114109