one of the most important aspects of software project management is the estimation of cost and time required for running information system. therefore, software managers try to carry estimation based on behavior, properties, and project restrictions. software cost estimation refers to the process of development requirement prediction of software system. various kinds of effort estimation patter...

this paper aims at comparing tax effort in iran with that of 14 developing countries including jordan, algeria, malaysia, congo, nicaragua, india, sri lanka, paraguay, tunisia, peru, venezuela, philippine, and south africa. a tax ratio model is developed for this purpose. seemingly unrelated regression (sur) method and panel data for 1994-2002 periods are utilized to estimate the model. the res...

of the semantic features of the stimulus, a binary decision, and response selection. Name-Match RT is significantly longer than Physical-Match RT. Significant differences have also been found between subjects of high and low verbal ability, and RT in a modified version of the Posner paradigm has been found to significantly correlate (negatively) with intelligence. Inspection Time. Although rese...

Ability to self-regulate varies and self-regulatory strength is a limited source that can be depleted or fatigued. Research on the impact of individual differences on self-regulatory capacity is still scarce, and this study aimed to examine whether personality factors such as dispositional optimism, conscientiousness, and self-consciousness can impact or buffer self-regulatory fatigue. Particip...

1389-1286/$ see front matter 2010 Elsevier B.V doi:10.1016/j.comnet.2010.01.014 * Corresponding author. E-mail addresses: [email protected] ( [email protected] (S. Cherkaoui). In this paper, we propose a new intelligent cross-layer QoS support for wireless mobile ad hoc networks. The solution, named FuzzyQoS, exploits fuzzy logic for improving traffic regulation and the control...

emotion regulation strategies are considered as determinant variables on both normal and psychopathological processes. the aim of the present study was to investigate the mediating role of emotion regulation difficulties on the relationship between social anxiety symptoms and anger. a total of 171 participants (71 men, 100 women) from the city of tehran participated in this study as volunteers....

Students often work in order to meet monetary requirements for college. However, employment reduces the time students can devote to their studies, which can hinder performance. This study examined whether motivation (self-efficacy goal orientation) and self-regulated learning (helpseeking, metacognitive self-regulation, time management and effort regulation) are related to potential achievement...