25 research outputs found

    Supplier selection activities in the service sector: A case study in Nigeria

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    This paper presents the results of the supplier selection process conducted by a Nigerian service sector organization. One organization was used as a case study whereby data collection involved an action research approach; the data was then subject to statistical analysis via the SPSS Statistics software package. In total, 185 potential suppliers were assessed. Several statistically significant differences were also found between those suppliers that met the minimum requirements and those that did not as well as between organizations that offered products and organizations that offered services

    Evaluating R&D investment efficiency in China's high-tech industry

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    Research and development (R&D) investment activity plays a crucial role in developing high-tech industries. In recent decades, China has made sustained investments in its domestic high-tech industries, with the goal of increasing their productivity. This paper investigates the effect of this investment on relative R&D efficiency across China's high-tech sectors. Data Envelopment Analysis (DEA) was used to generate quantitative indices for sector comparisons. The analysis of this study indicates that overall R&D investment efficiency did not increase from 1998 to 2009, despite R&D expenditure increasing by 2188%. Over the same period, most sectors suffered from decreasing returns to scale (DRS), presumably also reflecting the inefficient R&D investment. Most of the sectors showed significant fluctuation on R&D investment efficiency. This research result indicates that the problem of China's high-tech industry may be from the inefficiency of its technology commercialization processes, and therefore represents a critical parameter for policy makers and managers

    Norway's urban toll rings: Evolving towards congestion charging?

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    The role of various types of road user tolls has been an important part of Norwegian transport development for a number of years. There are now around 50 such projects in operation around the country. This paper examines the urban toll ring projects and presents results from new research into the schemes in Norway's three largest cities: Oslo, Bergen and Trondheim. The research indicates that key decisions are being debated as to whether the schemes will continue as toll rings, be stopped completely or transformed into more of a demand management style policy. Interviews with road and local authorities have shown that the feelings are mixed and that the decision will depend on various transport, social, organisational and political factors. This paper reviews the cases of Bergen, Oslo and Trondheim and documents the latest developments in each scheme. The theory behind the application of the toll rings is explored through the case studies. Despite all the projects being implemented by similar networks, each scheme developed its own individual characteristics. These are laid alongside the economic and transport benefits with which they have been associated. The Strategic Policy Niche Management framework is used to analyse various aspects of the toll projects and identify key lessons. The effect these might have on future UK projects is also discussed.
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