The Change of Support Problem (COSP) reflects a possibility that the outcome of an urban analysis may depend critically on the researcher's choice of territorial units. To verify this assumption, the present study examines the association between population growth and population size of...

What impact will terrorism have on America's cities? Historically, large-scale violence has impacted cities in three ways. First, concentrations of people have an advantage in defending themselves from attackers, making cities more appealing in times of violence. Second, cities often make...

This report is organized in four sections. Section one provides an overview of the context in which many ECA cities consolidated. This section includes a review of the key factors that shaped the urban systems of ECA, including a discussion of the implication of urbanizing under planned...