This paper investigates the effects of the rates of diffusion of the cluster of new information technologies on the growth of output and total factor productivity in the main OECD and industrializing countries in the late eighties. This diffusion approach contrasts the technology production...

A time-discrete descriptive model of habit formation is presented. Addictive behaviour is damped by a threshold which adapts itself to the habit. This simple framework is able to explain periodic, quasi-periodic as well as chaotic consumption patterns of addictive consumers. It turns out that...

In this paper a model of technological evolution based on replicator dynamics is developed. Such a model is based on a twin characteristics representation of product technology and on a population approach. The model can give a general representation of technological evolution but this paper...

The quality of researcher's work in economics and other sciences is generally evaluated through a system of peer review. In an experimental test it is shown that the peer review system can be very inefficient by creating a bias towards incremental development of existing methods and against...