This handbook chapter studies the theoretical micro-foundations of urban agglomeration economies. We distinguish three types of micro-foundations, based on sharing, matching, and learning mechanisms. For each of these three categories, we develop one or more core models in detail and discuss the...

Canadian regional population growth is less understood than that of the United States. In both countries, certain regions have persistent population growth. Yet, unlike U.S. trends of amenity-driven migration away from historic urban centres, Canadian growth is more urban centric. This study...