China's GDP has grown at a tremendous rate over the last 40 years, but its total R&D expenditure has grown even more. We construct a model of firm dynamics which produces endogenous increases in R&D and productivity. We then take the model to the data and find that R&D expenditure as a...

This paper studies a model of the distribution of income under bounded needs. Utility derived from any given good reaches a bliss point at a finite consumption level of that good. On the other hand, introducing new varieties always increases utility. It is assumed that each variety is owned by a...

This study aims to analyze the evolution of Brazilian agricultural production from the 1960s to now. We will summarize some of the main findings from the historical view of Brazilian agriculture development. The arguments should rest here on how technical change and the national system of...

Evolutionary and environmental economics have a potentially close relationship. This paper reviews past and identifies potential applications of evolutionary concepts and methods to environmental economics. This covers a number of themes: resource use and ecosystem management; growth and...