avo as a known methodology is used to identify fluid type and reservoir lithology in subsurface exploration. method discussed in this paper, consists of three stages, including: direct modeling, inverse modeling and cross plot interpretation. by direct modeling we can clarify lithology or fluid dependent attributes. analysis performed using both p-p and p-sv attributes. inverse modeling deals w...

in this study, the profitability of contrarian and momentum strategies were traded in mid- term based on trading volume. the stocks were categorized into three parts (high, middle and low) at the outset. then, the relationship between excess return with three components such as cross-sectional risk, lead-lag effect and time-series pattern were examined based on jegadeesh and titman approach.the...

in this study, farm level technical efficiency (te) and its determinants were investigated. a stochastic cobb-douglas (cd) production frontier was used to provide estimates of input-oriented te for a sample of 100 rain fed farms in two palestinian governorates. empirical findings showed that the estimated te of the farms in the pooled sample ranged from 35.7 to 95.6%, with a mean value of 72.2%...

metadiscourse markers help writers make coherent and reader- friendly texts, thus of considerable importance in academic writing. the main aim of this study was to investigate how interactive and interactional metadiscourse markers are used by iranian efl learners. an inquiry was carried out to investigate cross-cultural similarities and differences in the use of metadiscourse markers in the di...

background: electrophysiologic (edx) study is the most valuable method in grading the severity of carpal tunnel syndrome (cts), but it is invasive and painful. we evaluated the efficacy of ultrasound for this purpose. materials and methods: eighty-one wrists of 52 consecutive patients with clinical evidences of cts, confirmed and graded by edx as mild, moderate, and severe, were examined by ult...

conclusions according to this study, pumice powder and slurry used in dental laboratories of hamadan are contaminated. therefore, the laboratory staff should be aware of the hazards posed by the presence of pathogens in dental laboratories. materials and methods forty specimens, including 20 pumice powders and 20 pumice slurries were collected from 10 randomly selected dental laboratories and i...

background nosocomial infections increase mortality rate in neonates. studies have attributed the use of h2 blockers as one of the various factors that increase the risk of nosocomial infections. objectives to define the relationship between nosocomial infection and ranitidine in very low birth weight (vlbw) infants admitted in the nicu of a tertiary care hospital. patients and methods all vlbw...

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the objective of the study was to evaluate the position of patient education measuring knowledge, attitude, and practice (kap) among health care workers (hcws). it is also aimed to emphasize the need for a real position for patient education. this survey was performed among a group of hcws in iran. the scores had an acceptable level. however, nurses, females and younger people received higher s...

abstract increase in aquatics demand is one of the major goals for production policies. hence analysis of demand structure and aquatics consumption patterns is very applicative and useful for policy makers. using the almost ideal demand system (a.i.d.s), the demand function for types of aquatics and chicken meat in urban and rural societies in kerman city were estimated. applying time series da...