Erratum for "On the sustainable program in Solow's model"

Natural Resource Modeling is an international journal devoted to mathematical modeling of natural resource systems. The major theme for the journal is the development and analysis of mathematical models as tools for resource management and policy development. The analysis may be applied to a wide variety of resources: renewable and exhaustible resources, terrestrial and marine resources, energy, land and soils, water resources, problems of pollution and residuals, managed biological populations, agriculture and fisheries, rangeland and forest, wildlife and wilderness, preservation of endangered species and of genetic diversity, and still others.