نتایج جستجو برای: cost and benefit analysis
تعداد نتایج: 17313196 فیلتر نتایج به سال:
abstractthe monitoring of the management of vannamei shrimp farms in the gomishan shrimp site in the best way and to its development. the objectives of the project were the calculation of growth indices, food conversion ratio.the final production of vannamei, benefit-cost or gross benefit of each farm.this study carried out in in 1391( 2012 ).data collection done through questionaries personall...
abstract the current study set out to address the issue as to whether the implementation of portfolio assessment would give rise to iranian pre-intermediate efl learner autonomy. participants comprised 60 female in pre-intermediate level within the age range of 16-28.they were selected from among 90 language learners based on their scores on language proficiency test -key english test. then, t...
background: thymoglobuline (tg), is used for both induction and rejection therapy in kidney transplantation (tx). this study was conducted to compare between adding tg or not to the conventional drugs to evaluate the rate of rejections, infections and costs. methods: in two groups of patients, each of 45 cases group a received conventional drugs (cyclosporine, mycophenolate and prednisolone) an...
Globally, hydropower is one of the most important energy sources, but its development often entails population displacement. Traditional economics cannot fundamentally resolve disputes over relocation compensation. In present study, we use game theory to model relationship between stakeholders. The main issue distribution benefits developers and affected population. To distribute more fairly ra...
the present study was an attempt to conduct a contrastive analysis between general english (ge) and english for specific purposes (esp) texts in terms of cohesion and cohesive devices. to this end, thirty texts from different esp and ge textbooks were randomly selected. then they were analyzed manually to find the frequency of cohesive devices. cohesive devices include reference, substitution, ...
since esp received universal attention to smooth the path for academic studies and productions, a great deal of research and studies have been directed towards this area. swales’ (1990) model of ra introduction move analysis has served a pioneering role of guiding many relevant studies and has proven to be productive in terms of helpful guidelines that are the outcome of voluminous productions ...
Data for this study were collected via questionnaire and interview with families of patients and checking their medical folders. This study was based on cost-benefit analysis technique and the dependant variables included cost, benefit (the economic consequences of increasing working hours for patients and decreasing patient and family-centered care), outpatient visits and hospitalization days....
A series of fatal commercial aviation accidents starting in the 1970s led to the identification of thunderstorm-related wind shear as a critical hazard to aircraft takeoffs and landings. In aggregate, these accidents resulted in over 400 fatalities and pressured the Federal Aviation Administration (FAA) to develop effective warning technologies. In response, the aviation community invested in a...
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