observation of justice is one of the most important indexes influencing satisfaction of the personnel of an organization so that perceiving injustice will result in the personnel dissatisfaction thereby leaving negative influence on their performance [38]. this situation also influences the customers’ satisfaction in the service organizations where the personnel have direct and face-to-face con...

We consider multiple class G-networks of processor sharing queues with negative customers which destroy all the customers in a queue. We prove that these networks have a product form solution for steady-state distribution. These networks may have some applications in reliability or performability as the negative customers may clearly model breakdown of computer or communication systems. We also...

An M/G/1 retrial queue subject to disasters and N-policy vacation is investigated in this paper. Both positive and negative customers arrival in Poisson processes independently, and positive customers receive service immediately if the server is idle upon their arrivals. Otherwise, they enter a retrial orbit and repeat their attempt again after a random time period. Once negative customers arri...

this article proposes a revised technology acceptance model to measure customers ‘acceptance of internet banking, in iran. this study uses the technology acceptance model, theory of planned behavior and theory of perceived risk to build a comprehensive model. we designed a questionnaire and used it to survey a randomly selected sample of customers of internet banking, and in june 2010, a sample...

Since 2000, blogs have rapidly become a cyberspace phenomenon. The new medium has created a growing trend: blog advertising. Blogs offer unique advantages over other types of advertising, such as reader coverage and low cost. In addition, blogs generally contain customer comments, which new customers can use to evaluate the advertised products. As a result, blog advertising is very successful. ...

Observation of justice is one of the most important indexes influencing satisfaction of the personnel of an organization so that perceiving injustice will result in the personnel dissatisfaction thereby leaving negative influence on their performance [38]. This situation also influences the customers’ satisfaction in the service organizations where the personnel have direct and face-to-face con...

The author considers a batch arrival queueing system in which two types of customers (namely positive and negative) arrive. The arrival of a negative customer to a queueing system removes one positive customer who is in service if any. A cycle starts whenever the system empties and the server is turned off and stays idle in the system. The idle period ends as soon as a batch of positive custome...