42 research outputs found

    'Making Friends or Making Things?': Interfirm Transactions in the Sheffield Metal-working Cluster

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    The paper comprises an examination of the material inputs of a sample of 70 small firms in the Sheffield metal-working cluster and an assessment of the extent to which purchases are accompanied by face-to-face (embodied) transactions. It is shown that there are no significant differences between the level of embodied transactions accompanying local (intra-cluster) material links and those associated with non-local flows. It seems that, on this measure at least and within this cluster, the Sheffield metal-working cluster lacks the dense network of embodied transactions with local suppliers suggested in the wider literature. The lower-than-expected measures of embodied transactions suggest that one of the mechanisms for the transfer of knowledge between buyers and suppliers within an industrial cluster is poorly developed in this particular case.Yeshttps://us.sagepub.com/en-us/nam/manuscript-submission-guideline

    The effects of silver halide processing schemes on image fidelity in hologrammetry

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    Available from British Library Document Supply Centre- DSC:DX184043 / BLDSC - British Library Document Supply CentreSIGLEGBUnited Kingdo

    Sensory dysfunction in the great toe in hallux valgus.

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    Injury to the dorsomedial cutaneous nerve in the foot may occur after operations for hallux valgus. Pressure neuropathy before operation is also described but remains largely unexplored. We have investigated the incidence of sensory deficit in the great toe before operating for hallux valgus and examined to what extent any deficit was related to the degree of angulation of the joint. Forty-three patients with a total of 61 great toes with hallux valgus presenting for consideration of surgical correction had their sensation tested in pre-designated zones using a five-filament set of Semmes-Weinstein monofilaments. These allowed good inter-observer reliability with an intra-class correlation coefficient of 0.84. Sensory symptoms were noted by only 21% of the patients, a measurable reduction in sensation by one monofilament grade or more was found in an additional 44%. No relationship was found between the degree of sensory loss and the degree of angulation. Patients with symptomatic hallux valgus may have sensory loss in the toe without being aware of it. Normal subjective sensation does not reliably predict normal sensory function. Given the potentially high rates of nerve damage following operations for hallux valgus, we recommend objective sensory testing as part of routine assessment before surgery

    Model closure and price formation under switching grain market regimes in South Africa

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    This paper develops the structure and closure of an econometric regime-switching model within a partial equilibrium framework that has the ability to generate reliable estimates and projections of endogenous variables under market switching regimes. Models used in policy evaluation usually either ignore the possibility of regime switching using just a single method of price determination based on average effects, or incorporate highly stylised components that may not reflect the complexities of a particular market. This paper proposes an approach that the authors believe allows the incorporation of features of regime switching in a multisector commodity level model that capture salient features of the South African market and therefore are able to produce more reliable projections of the evolution of the sector under alternative shocks.For more information on the Agricultural Economics Association of South Africa or subscription to Agrekon, visit http://www.aeasa.org.zahttp://www/aeasa/org/z
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