The urban sprawl that consumes land and don’t create urban quality is definitely one of the most serious crisis in the territory, historically became from the American model of the CBD (Central Business District) associated with dense and low-density suburbs boundless, achievable through the use of the car, which extended the size of the city - the shape and extension of American cities would be inconceivable without the car.

The Barcelona metropolitan region is composed of 164 municipalities distributed over an area of ​​about 3234 sq km with a population of 5 million inhabitants. In the last decades, the growth of metropolitan region has been characterized by some critical problems: high land occupation, dispersed occupation of the territory, low building density, considerable fragmentation and high specialization (residential developments, commercial centers, industrial areas, etc), growing social segregation.

This volume is organized as follows.
Chapter one address two questions: how has spatial
concentration evolved with growth and development, and what
are the efficiency implications of too much or too little
spatial concentration? This chapter summarizes the various
models that analyze growth by geographic concentration and
sets the foundation for concepts discussed in later
chapters. Chapter two focuses on urbanization in

This paper summarizes the policy-relevant insights of a generation of research on scale economies. Scale economies in production are of three types: internal economies associated with large plants, localization economies that come from sharing of inputs and infrastructure and from greater competition among firms, and urbanization economies that are generated through diversity and knowledge spillovers. The benefits (and costs) of localization and urbanization are together called “external (dis) economies” because they arise due to factors outside any single household, farm or firm.

In 2011 the Ghanaian government issued a policy establishing Public Private Partnerships (PPPs) for the purpose of implementing infrastructure projects and improving the capacity of services provision. A World Bank Mission visited Ghana early in 2012 to assess the legal and practical feasibility of participation in PPPs at the sub-national level of the Government and the possibility that private commercial banks can provide non-sovereign financing to such PPPs.

The essay explores the phenomenon of low-density city. It is divided into three main parts in which are described the characters, the changes and the forms of the phenomenon in different contexts.

Exposición de José Antonio Peres Arenas del CEP preparada para el seminario "Políticas e inversión pública para el desarrollo agropecuario" realizado el 22 de marzo de 2012 en el salón Illimani del Hotel Radisson de la ciudad de La Paz, Bolivia.

Over the coming decades, land policy and
administration, for urban as well as rural areas, will be
critical for Ethiopia's development. The vast majority
of people making up the Federal Democratic Republic of
Ethiopia's (FDRE) predominantly agricultural economy
live in rural areas. Finally, land policies and
administration can contribute significantly to the
objectives of promoting gender equality and protecting

This is the second part of land studies
on Northern Uganda designed to inform the Peace, Recovery
and Development Plan (PRDP). This second part of the study,
undertaken during the second half of 2007 in the Lango and
Acholi regions, builds on the first phase conducted in 2006
in the Teso region. This second study has been designed to
present a more quantitative analysis of trends on disputes
and claims on land before displacement, during displacement

As Vietnam enters a crucial period of
urbanization corresponding to its present stage of economic
development, the Government of Vietnam has placed strong
emphasis on developing its system of cities. In accordance
with this objective this Urbanization Review is dedicated to
understanding the key dimensions and aspects of
Vietnam's urbanization process and to identifying
trends, opportunities, challenges and core policy priorities

La Oficina Regional de la FAO para América Latina y el Caribe, con la colaboración de la Comisión Económica para América Latina y el Caribe (CEPAL) y la Organización Internacional de Trabajo (OIT) realizó durante los años 2009-2011 una investigación regional titulada Políticas de mercado de trabajo y pobreza rural. En el marco de esta investigación se profundizó el análisis sobre las condiciones laborales en un sector que concentra una importante proporción de mano de obra femenina.

This volume is an introduction to the
theories and policies that affect economic growth and
poverty. It is a compilation of lecture notes used in
face-to-face and e-learning courses presented by the World
Bank Institute's (WBI) Poverty Program during 2004-08.
The volume is divided into three parts. Part one discusses
basic concepts and measurement issues pertaining to poverty,
national income, and economic growth. Part two deals with