نتایج جستجو برای: economic concentration
تعداد نتایج: 690863 فیلتر نتایج به سال:
The study aims to investigate the correlations that exist among family relationships and mental health status among adolescents. This study was carried out on 100 randomly sampled adolescents of Dibrugarh, Assam. The sample comprised of a mixed group of students from high and low socio-economic status. It was hypothesized that 1) mental health status in adolescents is positively related to pare...
background: despite significant reduction in global disease prevalence, leprosy still has a high rate of disability while its determinants are unfair and many of them are amendable. the objective of this study was to measure inequality of disability in leprosy in iran. methods: this was a cross‑sectional study (2006‑2007) on all living people affected by leprosy registered in w. azerbaijan prov...
asymmetric polyethersulfone (pes) microfiltration flat sheet membranes were composed by the phase inversion method (pim) and were used as supports. composite membranes were fabricated by coating silicone rubber as selective layer. effect of different concentrations of pes and pdms and different solvent such as nmp, dmf and dms effects as pes solvents and support thickness and different coagulat...
New theoretical work on spatial concentration of industry – particularly the ‘new economic geography’ – has significantly helped us understanding why some regions develop more than others, why cities arise and where they are located. However, this work rarely incorporates Adam Smith’s observation that spatial differences in economic activity also reflect variations in physical geography, which ...
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