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s of all RAND Health publications and full text of many research documents can be found on the RAND Health Web site at www.rand.org/health. The RAND Corporation is a nonprofi t research organization providing objective analysis and effective solutions that address the challenges facing the public and private sectors around the world. RAND’s publications do not necessarily refl ect the opinions ...

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a nonprofit institution that helps improve policy and decisionmaking through research and analysis. RAND's publications do not necessarily reflect the opinions or policies of its research sponsors. The RAND testimony series contains the statements of RAND staff members as prepared for delivery. The opinions and conclusions expressed in this written testimony are the author's alone and should no...

In this paper, we introduce a fuzzy extension of the Rand index, a well-known measure for comparing two clustering structures. In contrast to an existing proposal, which is restricted to the comparison of a fuzzy partition with a non-fuzzy reference partition, our extension is able to compare two proper fuzzy partitions with each other. Elaborating on the formal properties of our fuzzy Rand ind...

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Patient-based measures for asthma control are important in assessing the worldwide impact of this highly prevalent chronic illness. We sought to refine an asthma symptom scale that RAND had previously developed to shorten it and validate it further, as well as reflect updated international expert definitions of asthma control. We conducted rigorous psychometric testing of new and adapted self-a...

<em>I pose a series of questions about Ayn Rand and her political-economic philosophy attempt to respond them. On most occasions my views are congruent with hers; but not on all Why is it important that the this author be scrutinized? That because, novels non-fiction works, she had wildly disproportionate effect world public policy. She did more than pretty much anyone else planet promote...