We show how and why it makes sense to use a relational formalisation instead of the usual functional one in the treatment of term graphs. Special attention is paid to term graphs with bound variables, that have, to our knowledge, never been formalised with such a generality before. Besides the novel treatment of term graphs themselves, we present an innovative relational homomorphism concept th...

This peer-reviewed article was published immediately upon acceptance. It can be downloaded, printed and distributed freely for any purposes (see copyright notice below). Articles in Cost Effectiveness and Resource Allocation are listed in PubMed and archived at PubMed Central. For information about publishing your research in Cost Effectiveness and Resource Allocation or any BioMed Central jour...

Background: Communicable diseases are the leading causes of illness, deaths, and disability in sub-Saharan Africa. To address these threats, countries within the World Health Organization (WHO) African region adopted a regional strategy called Integrated Disease Surveillance and Response (IDSR). This strategy calls for streamlining resources, tools, and approaches to better detect and respond t...

This peer-reviewed article was published immediately upon acceptance. It can be downloaded, printed and distributed freely for any purposes (see copyright notice below). Articles in Cost Effectiveness and Resource Allocation are listed in PubMed and archived at PubMed Central. For information about publishing your research in Cost Effectiveness and Resource Allocation or any BioMed Central jour...

We investigate differences in perception between management and staff with regard to the influence of critical success factors (CSFs) on security risk management (SRM) effectiveness at a Fortune 500 company. Nine CSFs are confirmed to exist in the organization. Management and staff agree that each CSF is important for SRM effectiveness, but differ on the level of importance of each CSF. With re...

Climate change adaptation (CCA) requires the design of institutions and policies that integrate efficiency, equity, and effectiveness (EEE) objectives of systems at national and sub-national levels. Multi-level and multi-sectoral perspectives are offered in this paper incorporating the following dimensions: normative aspects of institutions, mechanisms for resource allocation, role of transacti...

The companion modeling approach was used to facilitate collective learning process of key stakeholders of a highland watershed in northern Thailand, where a socialagroecosystem is located within the multiple political layers of resource uses and management. After analysis of the system, role-playing games (RPG) were conducted with stakeholders using simplified rules and a virtual environment. P...

BACKGROUND This study provides an analysis on the use of emerging technologies for the prevention of suicide in 8 different European countries. OBJECTIVE The objective of this study was to analyze the potentiality of using emerging technologies in the area of suicide prevention based on the opinion of different professionals involved in suicide prevention. METHODS Opinions of 3 groups of st...

A resource investment problem is a project-scheduling problem in which the availability levels of the resources are considered decision variables and the goal is to find a schedule and resource requirement levels such that some objective function optimizes. In this paper, we consider a resource investment problem in which the goal is to maximize the net present value of the project cash flows. ...