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Small firms face distinct problems and opportunities when procuring IT resources. Whereas previous work focused at the level of firm or buyer-supplier dyad, we address portfolios of buyer-supplier relationships at an online marketplace for IT services. Using the portfolio approach, we develop a...
Persistent link: https://www.econbiz.de/10010731207
customers, and new market leaders. This paper examines the deviation among reviews of a technology’s performance and its …) from 1982 to 2007, the authors find that: (1) there exists vast deviation among reviews of technology performance leading … performance and, (4) both higher technology performance and a higher deviation affect sales positively, also when one controls for …
Persistent link: https://www.econbiz.de/10010837677
Due to its non-storable nature, electricity is a commodity with probably the most volatile spot prices, exemplified by occasional spikes. Appropriate pricing, portfolio, and risk management models have to incorporate these characteristics, and the spikes in particular. We investigate the nature...
Persistent link: https://www.econbiz.de/10010731545
This is the specification for the Power Trading Agent Competition for 2012 (Power TAC 2012). Power TAC is a competitive simulation that models a “liberalized” retail electrical energy market, where competing business entities or “brokers” offer energy services to customers through tariff...
Persistent link: https://www.econbiz.de/10010730851
entrepreneurship with respect to economic performance. This paper uses the knowledge spillover theory to explain different innovation …
Persistent link: https://www.econbiz.de/10010730854
An effective Decision Support System (DSS) should help its users improve decision-making in complex, information-rich, environments. We present a feature gap analysis that shows that current decision support technologies lack important qualities for a new generation of agile business models that...
Persistent link: https://www.econbiz.de/10010730864
demographics of firms according to their innovative performance and type of innovation are traced by using the Business Register …
Persistent link: https://www.econbiz.de/10010730874
Sensitivity analysis is used to quantify the impact of changes in the initial data of linear programs on the optimal value. In particular, parametric sensitivity analysis involves a perturbation analysis in which the effects of small changes of some or all of the initial data on an optimal...
Persistent link: https://www.econbiz.de/10010730876
Management research and education are often characterized as being interdisciplinary. However, most discussions on what interdisciplinarity in management studies means have bogged down in ideological fixations. In this paper we alternatively take a historical perspective and analyze the...
Persistent link: https://www.econbiz.de/10010730884
This paper analyses how human knowledge resources affect capabilities and subsequently attainment of operational and strategic benefits. We test a conceptual model using data from two qualitative case studies and a quantitative field study. The findings indicate that human knowledge positively...
Persistent link: https://www.econbiz.de/10010730886