油毡 发表于 2025-3-28 16:58:23
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https://doi.org/10.1007/978-3-540-74867-0its (DMUs). This paper is devoted to computational aspects of DEA models when the determination of the least distance to the Pareto-efficient frontier is the goal. Commonly, these models have been addressed in the literature by applying unsatisfactory techniques, based essentially on combinatorial N暂时别动 发表于 2025-3-29 10:21:22
https://doi.org/10.1007/978-3-540-74867-0ected in the Netherlands between 1994 and 2004. This database allows us to span the entire innovation process from initial resources committed (R&D labor and the accumulated knowledge stock) to the final resulting sales volume of new products. We find that inefficiency accounts for between 50 and 92祸害隐伏 发表于 2025-3-29 13:39:03
Gravitational Billiards: The Wedge,ological approach based on the rate of return on assets (ROA), a well-known measure of financial performance, enables comparison between non-coopetition and coopetition statuses. The potential ROA gains from competition are decomposed by economic drivers. This methodology was applied to the study atIncrement 发表于 2025-3-29 16:09:50
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Nonlinear Dynamics and Deterministic Chaos,in determinants of the failures and performances of a panel of U.S. commercial banks during the financial crisis that began in 2007. The combined model provides measures of the probability and time to failure conditional on a bank’s performance and vice versa. Both continuous-time and discrete-timegrowth-factor 发表于 2025-3-30 07:42:51
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