Recently, analytical approaches based on the eigenfunctions of spatial configuration matrices have been proposed in order to consider explicitly spatial predictors. The present study demonstrates the usefulness of eigenfunctions in spatial modeling applied to ecological problems and shows equivalencies of and differences between the two current implementations of this methodology. The two appro...

one of the most appropriate approaches for flood forecasting is using peak discharge data of hydrometric stations in each region. however, lack of such stations or short duration of data in most parts of the country, make it necessary to use some alternative methods in order to estimate the flood discharge properly. one of these approaches is regional flood analysis method that in a region usin...

The present research identifies and prioritizes the effective organizational structure components using content (theme) analysis and Delphi technique and hierarchical analysis (Case Study of Regional Electric Companies of Iran). The present study is applied  based on purpose and is exploratory-survey based on the nature and method of data collection. The statistical population of this study inc...

The paper focuses on regional trade agreements and economic co-operation and develops a new appropriate approach to study their impact on growth and trade. The approach is based on an endogenous trade-growth theory and novelly specified in an economic integration (expenditure) framework which is the conceptual foundation of regional trade agreements. Importantly, it also appropriately takes int...

introduction: voluntary counseling and testing (vct) for hiv infection is a confidential service offered to individuals in the community. this study intended to present a pattern for regional surveillance of vct services in iran. methods: this was an applied descriptive study. at first, the existing regional vct surveillance in 2009 was investigated through visiting the clinical deputy of medic...

security policy-making in critical regions is one of the main concerns of the research centers and academic institutes. security-building in the regions like the caucasus is important because the historical roots of conflict could be seen in the policies of various countries. whenever some manifestations of authoritarianism can be seen, some countries are in the state of cooperative action. how...