As it takes time and effort to learn how to fully utilise new technology and realise its maximum potential productivity gain, adoption of new technology tends to reduce productivity temporarily, even though the potential productivity gain in the long run outweighs this short run loss. This paper...

The Africa Region's Indigenous Knowledge for Development Program promotes client/staff action learning through cross regional exchanges to learn about the impact of Indigenous Knowledge (IK) systems in development. The first such exchange and learning tour was organized in September-October 2002...

This article empirically analyzes different effects of advertising in a nondurable, experience good market. A dynamic learning model of consumer behavior is presented in which I allow both "informative" effects of advertising and "prestige" or "image" effects of advertising. This learning model...