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This paper introduces a general market modeling framework, the benchmark approach, which assumes the existence of the numeraire portfolio. This is the strictly positive portfolio that when used as benchmark makes all benchmarked nonnegative portfolios supermartingales, that is intuitively...
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There are no established benchmarks for evaluating currency investment manager performance. Some analysts have …
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earlier studies have been conflicting, recent firm-level studies indicate that IT investment has a positive impact on …. We propose a two-stage DEA model to decompose the IT investment impacts on productivity in the power plant industry. IT … model allows the integration of production performance and investment performance and provides management with a …
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investment that will best satisfy all the necessary decision-making criteria requires careful and inclusive analysis. This …-criteria decision-making. It guides readers on the process of technology acquisition - what methods to use to make IT investment …
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