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This paper shows that current practices of industrial risk management need a substantial revision. It is argued that the too often praised integration of health, safety and environment with quality management is a historical misconception that has led to mistakes. The authors argue further that...
Even if Role Based Access Control (RBAC) is employed properly, distributed database environments are still prone to illegitimate access attempts: in RBAC, users potentially carry the risk of illegal access attempts via credentials violation, or unintentional/intentional incorrect use of already...
This paper extends the work of Markowitz (1952), Korkie and Turtle (2002) and others by first proving that the traditional estimate for the optimal return of self-financing portfolios always over-estimates from its theoretic value. To circumvent the problem, we develop a bootstrap estimate for...
Load serving entities providing electricity to regulated customers have an obligation to serve load that is subject to systematic and random fluctuations at fixed prices. In some jurisdictions like New Jersey, such obligations are auctioned off annually to third parties that commit to serve a...
This study examines the effects of the introduction of screen trading on futures markets pricing efficiency. Using differences between the observed futures price and the theoretical futures price based on the cost of carry model, we found that the positive mispricing, as well as conditional...
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