We test for a causal role of social capital, as measured by self-reported trust, in determining access to basic health facilities in Sub-Saharan Africa. To skirt the reverse-causality problems between social capital and basic health, we rely on instrumental-variable (IV) estimates. A one standard-deviation increase in trust is predicted to lead to a 0.22 standard-deviation fall in doctor absent...

Trust plays an important role in making collaborative decisions about service evaluation and service selection in pervasive computing. Context is a fundamental concept in pervasive systems, which is based on the interpretation of environment and systems. The dynamic nature of context can strongly affect trust management and service selection. In this paper, we present a context-based trust mana...

In biomedical research lack of trust is seen as a great threat that can severely jeopardise the whole biomedical research enterprise. Practices, such as informed consent, and also the administrative and regulatory oversight of research in the form of research ethics committees and Institutional Review Boards, are established to ensure the protection of future research subjects and, at the same ...

The performance of ad hoc networks depends on the cooperative and trust nature of the distributed nodes. To enhance security in ad hoc networks, it is important to evaluate the trustworthiness of other nodes without centralized authorities. In this paper, we present an information theoretic framework to quantitatively measure trust and model trust propagation in ad hoc networks. In the proposed...

Each society has a social health definition based on its characteristics. One of the important and influential factors on social health is the level of social consensus in society. This research was conducted to investigate the effect of social consensus on social health. The statistical population of the study is all citizens living in Tehran. The sampling method was multi-stage cluster sampli...

Nowadays interorganizational collaborations are evolving into large federated environments interconnecting organizations from all over the world. The relationships among these organizations are basically characterized by the need for competition and cooperation, essentially for sharing resources and services such as computing and storage capabilities. Enhanced autonomy and mobility are one of t...

A successful transaction of digital contents is primarily dependent on security policies, trust relationships and benefit equilibriums among various participants in a DRM (Digital Rights Management)-enabling contents value chain ecosystem. We first analyzed basic value chain architectures in existence, together with some fundamental security and trust requirements. And then, a state-ofthe-art a...

This study explores the dynamics of personalized services in online shopping, with regard to emotions, privacy and trust. The basic emotions of happiness and anxiety were chosen. A sample of 182 online shoppers was used to assess the effect of privacy and trust on their emotions through personalized services, and how these emotions ultimately affect their purchase intentions. The findings indic...

Purpose: The aim of this study was to identify the factors of formation and consequences of collective trust in schools. Methodology: The present study was conducted using a qualitative method using data foundation theory. The statistical population included education professionals and knowledge-based companies. The research sample consisted of 12 experts and experts in the field of education ...