In this paper, we tackle the issue of locating a public facility which provides a public good in a closed and populated territory. This facility generates differentiated benefits to neighborhoods depending on their distance from it. In the case of a Nimby facility, the smaller is the distance,...

This paper offers a new theoretical approach to urban squatting, reflecting the view that squatters and formal residents compete for land within a city. The key implication of this view is that squatters squeeze" the formal market, raising the price paid by formal residents. The squatter...

The objective of this paper is to show how the same market failures that contribute to urban sprawl also contribute to urban blight. The paper develops a simple dynamic model in which new suburban and older central-city properties compete for mobile residents. The level of housing services...

In the past few years sustainability and sustainable development have become important concepts widespread over the world. There is no agreement on a common definition of sustainability, but there is a general need to measure and assess sustainability in different geographical and spatial...

This paper examines the impact of residential foreclosures and vacancies on violent and property crime. To overcome confounding factors, a difference-in-difference research design is applied to a unique data set containing geocoded foreclosure and crime data from Pittsburgh, Pennsylvania....

Civil unrest is a powerful form of collective human dynamics, which has led to major transitions of societies in modern history. The study of collective human dynamics, including collective aggression, has been the focus of much discussion in the context of modeling and identification of...

This paper demonstrates that mall store contracts are written to internalize externalities through both an efficient allocation and pricing of space, and an efficient allocation of incentives across stores. Certain stores generate externalities by drawing customers to other stores, while many...

How does city growth respond to catastrophe? I propose a model in which local entrepreneurs have a comparative advantage in starting local businesses and business creation benefits from business activity. The model predicts that cities stagnate following a reduction in local human capital but,...

From the streets of Hong Kong to Ferguson, Missouri, civil disobedience has again become newsworthy. What explains the prevalence and extremity of acts of civil disobedience? This paper presents a model in which protest planners choose the nature of the disturbance hoping to influence voters (or...

This paper comes from research conducted for the I.D.E.E. project. Taking data from Italian regions, the dynamics of a multisector economy is studied by the use of the Framework Space, an analytical tool proposed by Boehm and Punzo (1998). Quantitative analysis of the dynamics is carried out by...