In form of a qualitative single case study this thesis examines what people from industrialized countries such as Germany can learn about sustainability from Lynedoch EcoVillage, South Africa, and the associated 'Sustainability Institute', a non-profit trust based at and operating from Lynedoch...

Elektronische Marktplätze verändern seit den letzten Jahren immer häufiger bestehende Wertschöpfungsketten. Neben konventionellen Märkten entstehen globale Märkte, auf denen ortsunabhängig eine große Zahl von Anbietern und Kunden Handelstransaktionen abwickeln kann. Die große Zahl von...

Material resources affect the levels of mortality. In cross-sectional relationships income has been found to be positively associated with survival, both within and between countries. Preston (1975, 1976), in particular, using cross-national data for three separate decades of the 20th century,...

At the moment variety of methods and commercial tools are available that can be used to model business systems and implement data integrity constraints through the functionality of active database management systems. Unfortunately, these tools do not support data validation – the...

Dėl įvairių priežasčių duomenų bazėse saugomi duomenys genda, todėl vien riboti įvesti klaidingus duomenis nepakanka. Duomenų kokybė užtikrinama draudžiant įvesti klaidingus duomenis ir tikrinant bei valant duomenų bazėse saugomus duomenis. Klaidingų duomenų įvedimo ribojimai...

Current GIS are often described as rich in functionality but poor in knowledge content and transfer. This paper presents a prototype for communicating data quality in spatial databases using a hybrid design between data-driven and user-driven factors based upon traditional communication and...

Die Beziehung zum Kunden r?ckt immer mehr in den Mittelpunkt unternehmerischer Entscheidungen. Dies spiegelt sich nicht nur in aktuellen Gesch?ftsberichten und Pressemitteilungen zahlreicher Unternehmen wider (vgl. z. B. AXA Konzern AG, 2007; Deutsche Telekom AG, 2007; Commerzbank AG, 2007; Siemens AG,...

Government accepts responsibility for stimulating and supporting research and development for the welfare of the entire community. Research is therefore a matter of serious concern which should be approached with the greatest degree of responsibility by those trained and qualified to engage in...

Calculating greenhouse gas emissions reductions from climate change mitigation projects requires construction of a baseline that sets emissions levels that would have occurred without the project. This paper describes a standardized multiproject methodology for setting baselines, represented by...

This paper is concerned with the determinants of international steam-coal trade. Most work in projecting coal trade has been either qualitative (a consensus of experts) or, if quantitative, has been based on competitive spatial-equilibrium models. Unfortunately, the competitive model of trade...