Origin-destination integer multicommodity flow problems differ from classic models in that each commodity has one source and sink, must be routed along a single path. A new invisible-hand heuristic mimics economic markets' behavior is presented tested on large-scale telecommunications networks, with solution times two orders of magnitude faster than CPLEX's LP relaxation, more dramatic MIP rati...

Purpose This study aims to apply a new forecasting approach to improve predictions in the hospitality industry. In order to do so we develop a multivariate setting that allows incorporating the cross-correlations in the evolution of tourist arrivals from visitor markets to a specific destination in Neural Network models. Design/methodology/approach This multiple-input multiple-output approach a...

This paper presents new information about the post-graduation activities of those with a PhD in economics and finance from an Australian university. Approximately 40 per cent have academic job, while other 60 work elsewhere or engage activities. The analysis includes origin‒destination networks for both non-academic markets, determinants earnings measures overqualification underemployment. find...

By combining economic and financial data for Portuguese manufacturing firms with data on their exports and imports, we uncover some aspects of the relationship between international trade engagement and firms’ performance. In line with recent theoretical and empirical developments in the international trade literature: (i) we testify that Portuguese international trade is highly concentrated, e...

Objective Successful development of tourism in many tourism destinations around the world depends on how to manage tourists’ perceptions by marketing managers and tourism planners. Thus, any information source about the tourists is of high importance that can be used to affect their beliefs towards the religious destinations. Therefore, it is important to identify the formation of such percept...

In this paper we develop a framework for the ownership structures of electronic markets and contrast different alternatives by using a case study in the automotive industry. Focus is General Motors’ decision to join the industry electronic market place Covisint and Volkswagen’s decision to build an individual solution. Building on multiple theories from inter-organizational relationship formati...

The Broadband Services Expert Group in Australia, In its recent final report Networking Australia's Future, recommended support for trials of narrowband and broadband innovations. This paper briefly outlines the planning under way for major trials of lnternet and broadband In Canberra. The Canberra Telecornmunlty Project, cosrdlnated by the University of Canberra, is an attempt to monitor and t...

This paper identifies factors that are driving success in the business-to-consumer area of e-commerce in the US and analyses their applicability to the German market. Some of the success factors refer to critical mass phenomena and are likely to be effective in Germany once a certain threshold has been overcome. For others, specific functional solutions have been developed historically in Germa...

Great progress has been made over the past few years in the study of the impact of IT on inter-firm trade relationships and markets. Most works in this area focus on firm boundaries (purchasing or outsourcing) or buyerseller relations in general. Although these works are based on reasonable theoretical grounding and many of them have been tested empirically, they do not provide a complete expla...

Electronic business (e-business) presents several new opportunities and challenges to business organizations through the expansion and enhancements of their markets. However, competing in global electronic markets (e-markets) has forced organizations to continually invest in information technology (IT). Although IT can provide a competitive advantage, its edge is only temporary and lost as comp...