This paper evaluates the evolution of urban agglomeration from 2000 to 2020 in 66 developing and developed economies from Asia, Europe, and Sub-Saharan Africa (SSA) and examines how urban agglomeration changes impinge on economic performance changes. The aim is to overcome the limitations of the...

This paper considers a random search model where some locations provide sellers with better chances of meeting many buyers than other locations (for example popular shopping streets or the first page of a search engine). When sellers are heterogeneous in terms of the quality of their product...