Based on evidence from reviews of relevant literature, analysis of the secondary data from various official sources and primary research in the fieldwork in Uganda, the theoretical argument presented in this research monograph rests on the need to move from the dualistic concepts of the urban economy, to notions that present urban economic activities on a continuum. The study builds on the concept of the ‘hybrid economy’ (Chen, 2012) and the recent efforts of other researchers in challenging the dualistic concept of formal and informal sectors. The monograph provides an initial guide to this body of research, and identifies a number of key researchable issues