this paper presents an economic evaluation of gas to liquids (gtl) project using “south-pars” gas field of iran based on the latest actual performing gtl projects. iran has the world’s largest reserves of natural gas and can satisfy the projected long-term market demand of gtl products which have lower pollution and higher quality than refinery products. the results of cost-benefit analysis sho...

Most management researchers pause at the threshold of objective right and wrong. Their hesitation is understandable. Values imply a “subjective,” personal dimension, one that can invite religious and moral interference in research. The dominant epistemological camps of positivism and subjectivism in management stumble over the notion of moral objectivity. Empirical research can study values in ...

background the increase in high-risk injections and unsafe sexual behaviors has led to increased hiv infection prevalence among intravenous drug users (idus). the high costs of hiv/aids care and low financial resources necessitate an economic evaluation to make the best decision for the control of hiv/aids. objectives this study was conducted to determine the cost-effectiveness of methadone mai...

Receiving thoughtful comments in this symposium from 19 of the discipline's most innovative empirical researchers is gratifying and goes a long way toward bringing issues of replication and data accessibility into public view. The progress made in the preceding pages clearly demonstrates the virtues of a community of scholars willing to share sufficient information to benefit from each other's ...

This paper analyzes the relationship between capital structure and earning management. For analysing we used 119 non-financial companies that listed in Tehran Stock Exchange from 2000 to 2008. The researchers will focus on comparing the Jones Model and the Modified Jones Model, which are the two most frequently used model in empirical analysis nowadays. Earnings management is a kind of manageme...

This paper analyzes the relationship between capital structure and earning management. For analyzing we use 119 non-financial companies that listed in Tehran Stock Exchange from 2000 to 2008. The researchers will focus on comparing the Jones Model and the Modified Jones Model, which are the two most frequently used model in empirical analysis nowadays. Earnings management is a kind of managemen...

among the various methods of clinical teaching, rounds and grand rounds are considered as the gold standards. clinical round includes some standard components and it plays an effective role in student's learning process. the aim of this study was to evaluate the content of teaching rounds in 40 clinical wards in 4 medical teaching hospitals affiliated to tehran university of medical sciences in...

The value of travel time savings (VTTS) is the monetary value attached to save a determined amount of travel time. VTTS is also the most important benefit category aimed at justifying investments in transport infrastructures by public administrations. Hence VTTS played a significant role in various economic studies, both analytical and empirical (Zamparini & Reggiani, 2007). "It is difficult to...