In this note I solve the problem formalized by Barbier, Markandya, and Pearce in “Environmental sustainability and cost–benefit analysis”. I show that the optimality conditions of that problem imply but are not implied by the conditions presented by Barbier et al.
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References
1.
BarbierE BMarkandyaAPearceD W, 1990, “Environmental sustainability and cost — benefit analysis”Environment and Planning A221259–1266