This article is about the concept of optimum population and consumption. Even though it is primarily concerned with foundational issues, the various ideas that have been discussed in the literature are tested in the context of economic models with limited resources. It is argued that, broadley...

This paper is about net national product (NNP). We are concerned with what NNP means, what it should include, what it offers us and, therefore, why we may be interested in it. We show that NNP, properly defined, can be used as a gauge for project evaluation, but we also show that it should not...