Advances in Information Technology have allowed companies to deliver varied services from offshore locations with work performance being closely monitored and contracted on. While business reports have focused on the delivered quality of services moved offshore, statistical evidence is needed to study the effectiveness of different instruments on improving the work performance. Based on our pri...

The cloud computing as a ubiquitous paradigm could provide different services for internet users and Information Technology (IT) companies through datacenters located around the world. However, cloud provider faces several problems such as security and privacy issues in cloud datacenters. Hence, cloud provider has to handle security challenges to gain more profit. In this paper, a SecurityAware...

The development of cloud computing has advanced rapidly over the past few years. Benefiting from the dynamic characteristics of cloud computing, enterprises can purchase cloud services based on different aspects in order to save operating expenses. Many companies have seen the opportunities and changes in either cloud service providers or cloud service consumers. For the latter, with so many cl...

The exact calculation of logistics costs has become a real challenge in logistics and supply chain management. It is essential to gain reliable and accurate costing information to attain efficient resource allocation within the logistics service provider companies. Traditional costing approaches, however, may not be sufficient to reach this aim in case of complex and heterogeneous logistics ser...

This article presents a methodology for performance analysis and configuration of audio/video-on-demand services. To maintain a good quality of service and to make a profit for the content provider, services must have the optimum configuration. With this aim, the configuration process must be based on an accurate service behavioural analysis which evaluates the quality and the quantity of resou...

Public Digital Identity System (SPID) is the Italian government framework compliant with the EU eIDAS regulatory environment, aimed at implementing electronic identification and trust services in e-government and business applications. According to this federated identity management framework, digital identities are issued, upon application of the interested party, by digital identity providers...

E-service evaluation is a complex problem in which many qualitative attributes must be considered. These kinds of attributes make the evaluation process hard and vague. Cost–benefit analyses applied to various areas are usually based on the data under certainty or risk. In case of uncertain, vague, and/or linguistic data, the fuzzy set theory can be used to handle the analysis. In this article,...

Companies that offer loyalty reward programs believe that their programs have a long-run positive effect on customer evaluations and behavior. However, if loyalty rewards programs increase relationship durations and usage levels, customers will be increasingly exposed to the complete spectrum of service experiences, including experiences that may cause customers to switch to another service pro...

In this paper, we study customer relationships in professional services. Focus is especially directed towards learning and personnel development services that are provided for the customer organisations. Learning and personnel development services include different kinds of courses and personnel development plans that are provided for the customer organisation and for its personnel. In business...