the object of the regional planning is optimum use of resource for the development of regions. one of the most important items in regional development is the recognition of spatial and economical structure of the region. middle sized cities, have the secondary role in the study of economical structure of the regions. global experiments demonstrate that lack of attention to the role of secondary...

development of water resources projects are recognized as a basis of the development planning in the water resources sector. in addition to the quality of output results, following the schedule , continuous documentation and evaluation during the project is the one of the major challenges. in order to improve water study framework with high quality and scheduling and reduce the study process, t...

The politics of contestation on the part of secondary regional powers such as Argentina, Chile, Colombia and Venezuela towards Brazil as the regional leader oscillate between competition and cooperation, inasmuch as the South American region has one regional power and is a zone of negative peace without aggressive rivalries. The secondary powers use different tactics, which c...

This article aims to explore the relationship between domestic economic and political conditions and the performance of 14 regional organisations over a range of security provisions. It argues that the willingness of member states to increase the range of security provisions of a regional organisation is influenced by the combination of high levels of economic and political development and low ...