One approach to developing service-oriented Web applications is to transform high-level business models to a composition language that implements business processes with Web services. Object-oriented analysis and design and UML-based diagrams are typically used in the software development process. In this paper, we propose using flow as a fundamental notion underlying understanding of activitie...

background: it is necessary to consider into hospital emergency services' quantity and quality in different aspects such as time-to-provider, left-without-treatment and length-of-stay. the aimof this research was to identify the effect of these factors on patient satisfaction in training hospitals. methods: in this descriptive-analytical and cross-sectional study, the sample size was calculated...

This article reviews methodologies and international experience related to costing and pricing health services for health care purchasers. The main factors affecting price-setting methods are: (1) provider payment systems; (2) information available on actual costs, service volumes and outcomes; and (3) characteristics of providers and purchasers. These factors are strongly interrelated. Provide...

The rapid development of rural tourism business is attractive to researchers various social sciences. Rural usually studied in the general context service economics and management aspects, without highlighting peculiarities, objective subjective difficulties sustainable development. Successful homesteads not possible a good knowledge its environment evaluation research-based marketing decisions...

Changing telecommunications market trends calls for the evolution of service creation and delivery by network operators. They need to maximize on any available form of revenue creation to avoid becoming “bit-pipes” and can achieve this by creating interfaces for 3rd party service and content providers to offer applications and services to their users. Composing and bundling of these services wi...

One of the main promises of web services standards is to enable and facilitate seamless interoperability of diverse applications and business processes implemented as components or services. A service can be part of a business workflow that prescribes control and data flows of complex applications. As business needs change, processes may need to get reconfigured or additional process components...

This paper addresses quality of service aspects of orchestrated web service-based business processes in service-oriented architectures. The proposed mathematical model uses operations research techniques and formal semantics of the Business Process Execution Language for Web Services (BPEL4WS) to estimate expected execution times and counts of invocations of partner web services for each activi...

SUMMARY This study examines environmental, social, and governance (ESG) reports of companies on The Wall Street Journal’s Investor’s Business Daily’s top 100 sustainable companies. We collect information whether the are assured, type assurance standards cited, provider, or not provider also audits financial statements. Fifty-eight percent sample voluntarily sought external services for some por...

Electronic contracts (e-contracts) create obligations, permissions, and prohibitions for the parties in the Internet. However, the support to interpret and enforce the clauses related to contracts is limited in current implementations. Besides, e-contracts must follow the continuous change of business rules. The service provider must make available the services that enable the parties to satisf...