islam is a comprehensive school and covering some doctrine out of time and placefocusing on the issue of foreign policy as a matter of fundamental importanceattention. explaining the behavioral norms of islam in general subject of foreignpolicy, in particular in the most perfect expression in the teachings of the quran andis manifested in the tradition of the household. accordingly, by descript...

Alliances represent a variety of governance contexts, and hence provide a rich empirical setting for studying the value-creation mechanisms of Information Technology (IT). We examine the influence of IT investment and flexible IT infrastructure, through Service Oriented Architecture (SOA), in the effect of alliance activity on firm performance. We find that the marginal contribution of each joi...

Business English (BE) in colleges and universities is a new subject. Because of its strong practical characteristics, the author agrees to discuss problems under premise demand theory. Based on empirical analysis learning needs target needs, combined with current situation undergraduate BE curriculum, this paper puts forward that curriculum should be based "subject-oriented" "ability-oriented";...

Service Oriented Enterprises (SOEs) are subject to constant change and variation. In this paper, the changes are considered from an economic perspective based on service culture notion. Once a change is implemented, the costs of some member services may increase, whereas the costs of some other services may reduce. We construct a game theoretic model trying to capture the possible conflicting i...

Universities are continually seeking effective responses to the challenges created by the increased demand for continuing professional education from a diverse client group responding to the pressures for lifelong learning. The growth in information and communications technologies has created new environments in which learning can occur. New technologies open up possibilities for bringing toget...

in the present study, field oriented control of step motor implementation has been analyzed sothat it can make a sensorless control. efficiency and facilities of step motor is more than othertypes of electromotor. therefore, the numbers of mechanisms and different types of turning canbe made into them. also controlling these motors is easier than other available motors. steppingmotor has been d...