Since its appearance mobile telephony has shown a remarkably fast diffusion pattern in most advanced countries. This paper investigates technological and economic factors that have influenced the diffusion process of cellular phones, in particular the diffusion speed and the upper limit. The...

This article provides an extensive analysis of the technological specialisation of three Latin American countries (Argentina, Brazil and Mexico) and two East Asian countries (South Korea and Taiwan). Technological specialisation is measured both with respect to patents and trade flows. This...