"This paper proposes a new tractable approach to solving asset allocation problems in situations with a large number of risky assets which pose problems for standard numerical approaches. Investor preferences are assumed to be defined over moments of the wealth distribution such as its skewness...

The Need for Environmental and Natural Resource Policy -- Classical Causes of Environmental Degradation -- Public Economics and Information -- Adapting Models to Ecosystems: Ecology, Time, and Space -- The Evolution of Rights -- Review of Policy Instruments -- Direct Regulation of the...