3,098 research outputs found

    Progression of apprentices to higher education

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    This report presents the findings of research undertaken for the Department for Business, Innovation and Skills (BIS) into the progression to higher education of advanced level apprentices over the past seven years. This is part of a longitudinal study whose first results were published in 2011 (Joslin & Smith, 2011)

    Comparison of Approaches to Management of Large Marine Areas

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    In order to learn more about the different approaches to managing large-scale marine areas, their comparative merits, and the synergies and overlaps between them, Conservation International (CI) commissioned this independent analysis of several widely applied models. Since 2004, CI, together with a multitude of partners, has been developing the Seascapes model to manage large, multiple-use marine areas in which government authorities, private organizations, and other stakeholders cooperate to conserve the diversity and abundance of marine life and to promote human well-being. The definition of the Seascapes approach and the identification of the essential elements of a functioning Seascape were built from the ground up, informed by the extensive field experience of numerous marine management practitioners. Although the report was commissioned by CI, the views expressed in this report are those of the authors; they were charged with providing a critical examination of all the assessed approaches, including the Seascapes approach. This analysis provides a comprehensive understanding of the strengths and weaknesses of each approach. This will help us -- and, we hope, other readers -- to identify ways to work together to achieve even greater results through synergistic efforts

    Planning for the semiconductor manufacturer of the future

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    Texas Instruments (TI) is currently contracted by the Air Force Wright Laboratory and the Defense Advanced Research Projects Agency (DARPA) to develop the next generation flexible semiconductor wafer fabrication system called Microelectronics Manufacturing Science & Technology (MMST). Several revolutionary concepts are being pioneered on MMST, including the following: new single-wafer rapid thermal processes, in-situ sensors, cluster equipment, and advanced Computer Integrated Manufacturing (CIM) software. The objective of the project is to develop a manufacturing system capable of achieving an order of magnitude improvement in almost all aspects of wafer fabrication. TI was awarded the contract in Oct., 1988, and will complete development with a fabrication facility demonstration in April, 1993. An important part of MMST is development of the CIM environment responsible for coordinating all parts of the system. The CIM architecture being developed is based on a distributed object oriented framework made of several cooperating subsystems. The software subsystems include the following: process control for dynamic control of factory processes; modular processing system for controlling the processing equipment; generic equipment model which provides an interface between processing equipment and the rest of the factory; specification system which maintains factory documents and product specifications; simulator for modelling the factory for analysis purposes; scheduler for scheduling work on the factory floor; and the planner for planning and monitoring of orders within the factory. This paper first outlines the division of responsibility between the planner, scheduler, and simulator subsystems. It then describes the approach to incremental planning and the way in which uncertainty is modelled within the plan representation. Finally, current status and initial results are described

    Mechanical properties of wool and cotton yarns used in twenty-first century tapestry: preparing for the future by understanding the present

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    The conservation of historic tapestries is a complex and highly skilled task. Tapestries now being woven will need conservation in years to come. Can we, by understanding the properties of these contemporary works, assist the conservators of the future? The recreation of the Hunt of the Unicorn tapestries being undertaken by the West Dean Tapestry Studio offers a unique opportunity to access the materials being used and to create a body of data on their initial properties. This study uses tensile testing of the warp and weft materials to determine their maximum load at break, extension at maximum load, and specific stress (tenacity). Wool weft yarns from two different sources and of two thicknesses were examined. These wools were dyed ‘in house’ and the effect of the different dyes used was also assessed. These parameters all showed some significant (P < 0.05) differences. Cotton warp yarns of differing thickness and a gold thread were also tested. The comparison of how cotton and wool break demonstrates that when a tapestry is put under sufficient stress the cotton will snap but the wool may only stretch. However, this could often be beyond its recovery range resulting in a failure to return to shape

    The Effects of Budgets on Doctors Behaviour: Evidence from a Natural Experiment

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    In many health care systems primary care physicians act as ‘gatekeepers’ to secondary care. We investigates the impact of the UK fundholding scheme under which general practices could elect to hold a budget to meet the costs of elective surgery for their patients. We use a differences in differences methodology on a large four year panel of English general practices before and after the abolition of fundholding. Fundholding incentives reduced fundholder elective admission rates by 3.3% and accounted for 57% of the difference between fundholder and nonfundholder elective admissions, with 43% a selection effect due to unobservable differences in practice characteristics. Fundholding had no effect on emergency admissions.budgets, health care, fundholding, admission rates

    The nucleotide constitution of penicillin-induced protoplasts of Escherichia Coli

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    Comparison of the literary criticism of Walter Bagehot and William Hazlitt

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    Effects of selected variables on prices received for calves in the Crossville Demonstrational Feeder Calf Sales

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    Records of 1,221 lots of Angus and Hereford steers and heifers sold in the Crossville Demonstrational Feeder Calf Sales held each fall from 1952 through 1969, inclusive, were studied to determine the effects of grade, sex, pen size and the average weight per pen on the price received per hundredweight and on the price received per head for feeder calves. Choice calves sold for an average of 2.68perhundredweightmorethancalvesofthemediumgrade.Thechoicecalvesalsosoldforanaverageof2.68 per hundredweight more than calves of the medium grade. The choice calves also sold for an average of 0.73 per hundredweight more than calves in the good grade. Medium calves sold for an average of 1.95lessperhundredweightthangoodcalves.Choicecalvessoldfor1.95 less per hundredweight than good calves. Choice calves sold for 12.14 more per head than the medium grade calves. The choice calves sold also for 3.75moreperheadthanthosecalvesgradinggood.Mediumcalvessoldforanaverageof3.75 more per head than those calves grading good. Medium calves sold for an average of 8.39 less per head than calves grading good. Steer calves sold for significantly (P \u3c .01) higher prices than did heifer calves. Steer calves, on the average, sold for 3.55moreperhundredweightand3.55 more per hundredweight and 15.49 more per head than did heifers of a comparable grade. These data indicate that calves in pen sizes of 91 or more sold for more per head than did calves in any other pen size group. When the price received per hundredweight was regressed on the average weight per pen, all other sources of variation held constant; these data indicate that as average weight per pen increased, the price per hundredweight decreased. When the price received per head was regressed on the average weight per pen, within the range of the data, as average weight per pen increased, so did the average price received per head. The estimates of these parameters indicate that factors affecting the price received for feeder calves in the Crossville Demonstrational Feeder Calf Sale are similar to those described in other studies involving feeder calf sale data in the Southeast

    The Effect of Budgets on Doctor Behaviour: Evidence From A Natural Experiment

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    In many health care systems primary care physicians act as 'gatekeepers' to secondary care. We investigates the impact of the UK fundholding scheme under which general practices could elect to hold a budget to meet the costs of elective surgery for their patients. We use a differences in differences methodology on a large four year panel of English general practices before and after the abolition of fundholding. Fundholding incentives reduced fundholder elective admission rates by 3.3% and accounted for 57% of the difference between fundholder and nonfundholder elective admissions, with 43% a selection effect due to unobservable differences in practice characteristics. Fundholding had no effect on emergency admissions.Budgets; Health care; Fundholding; Admission rates
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