This paper explores the role of intermediaries in the development and appropriation of new technologies. We focus on intermediaries that facilitate user innovation, and the linking of user innovation into supply side activities. We review findings on intermediaries in some of our studies and...

<Para ID="Par1">This special edition of the Review of Black Political Economics provides a contribution to the growing, vital and intellectually rich field of stratification economics. Stratification economics is an emerging field in economics that seeks to expand the boundaries of the analysis of how...</para>