865 research outputs found

    Creaming and parking in marketized employment services: an Anglo-German comparison

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    The delivery of public services by nonprofit and for-profit providers alters the nature of services and jobs, often in unintended and undesired ways. We argue that these effects depend on the degree to which the service is ‘marketised’, i.e. whether its funder subjects it to price-based competition. Using case studies of British and German employment services, this paper scrutinises the link between funding practices and service quality. Of particular concern in marketised employment services is the problem of ‘creaming and parking’, in which providers select job-ready clients for services and neglect clients more distant from the labour market. We explore three questions. What are the mechanisms through which marketization produces creaming and parking? What are the differences between these mechanisms in commercial and non-commercial service providers? Which national institutions might serve as a buffer for the landscape of service provision facing price-based competition

    Insertion as an alternative to workfare: active labour-market schemes in the Parisian suburbs

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    Many governments have tightened the link between welfare and work by attaching conditionality to out-of-work benefits, extending these requirements to new client groups, and imposing market competition and greater managerial control in service delivery – principles typically characterised as ‘workfare’. Based on field research in Seine-Saint-Denis, we examine French ‘insertion’ schemes aimed at disadvantaged but potentially job-ready clients, characterized by weak conditionality, low marketization, strong professional autonomy, and local network control. We show that insertion systems have resisted policy attempts to expand workfare-derived principles, reflecting street-level actors’ belief in the key advantages of the former over the latter. In contrast with arguments stressing institutional and cultural stickiness, our explanation for this resistance thus highlights the decentralized network governance of front-line services and the limits to central government power

    Cultural differences in postnatal quality of life among German-speaking women - a prospective survey in two countries.

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    Assessment of quality of life after childbirth is an important health-outcome measurement for new mothers and is of special interest in midwifery. The Mother-Generated Index (MGI) is a validated instrument to assess postnatal quality of life. The tool has not been applied for making a cross-cultural comparison before. This study investigated (a) responses to the MGI in German-speaking women in Germany and Switzerland; and (b) associations between MGI scores on the one hand and maternity and midwifery care on the other

    Do Cues Matter? Highly Inductive Settlement Cues Don't Ensure High Post-Settlement Survival in Sea Urchin Aquaculture

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    Increasing settlement and post-settlement survival during the critical transition from planktonic larvae to benthic juveniles will increase efficiency for sea urchin aquaculture. This study investigated the effects of temperature and settlement cues on the settlement and post-settlement survival of the sea urchin Tripneustes gratilla during this phase. The current commercial methodology, which utilises natural biofilm settlement plates, was tested and resulted in low settlement (<2%) and poor post-settlement survival (<1% of settled urchins). In laboratory trials, settlement was high and unaffected by temperatures between 24 and 30°C, but significantly decreased at 33°C. Development of spines, however, was significantly affected by temperatures over 29°C. Mirroring this result, post-settlement survival was optimal between 24–28°C. In laboratory assays, the macroalgae Sargassum linearifolium and Corallina officinalis, and seawater conditioned with these algae, induced significantly higher settlement (>90%) than a natural biofilm (∼25%). The addition of macroalgae-conditioned seawater to natural biofilm significantly increased settlement rates (>85%). Mixed consortia and single strains of bacteria isolated from macroalgae, biofilms and adult conspecifics all induced significant settlement, but at significantly lower rates than macroalgae. No evidence was found that higher rates of settlement to bacteria on macroalgae were generated by a cofactor from the macroalgae. Age of bacterial cultures, culturing bacteria on solid and liquid media and concentration of nutrients in cultures had little effect on settlement rates. Finally, macroalgae-conditioned seawater combined with natural biofilm settlement plates induced significantly higher settlement than to the biofilm plates alone in a commercial scale trial. However, high post-settlement mortality resulted in equivalent survival between treatments after 25 days. This study highlights that settlement studies should extend to post-settlement survival, which remains poor for T. gratilla and is a significant obstacle to increasing efficiency for aquaculture

    Undergraduate student experience in dental service delivery in rural South Australia: An analysis of costs and benefits

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    The document attached has been archived with permission from the Australian Dental Association. An external link to the publisher’s copy is included.Background: Rural experience for dental students can provide valuable clinical education, change attitudes to rural practice, and make a valuable contribution to clinical service provision. The aim of this paper is to assess the costs and benefits of service delivery by students through rural training programmes. Methods: Groups of two students worked in the public dental clinics in adjacent rural centres where there had been long-term difficulties in recruiting staff. The costs and benefits of the programme were assessed by the impact on waiting lists, the total cost per patient of a course of care and by the marginal cost of adding service provision by students to existing arrangements. Results: The total costs of emergency and complete treatment provided by students were greater than the costs of treatment provided by public-sector dentists but less than the costs of private providers treating public patients. However, the value of services were greater when care was provided by students or private providers and the marginal cost of students providing services was 50-70 per cent of the cost of care provided by public dentists. Conclusion: This assessment suggests that the service benefits achieved compliment the primary objective of influencing the attitude of students to rural practice.L Richards, B Symon, D Burrow, A Chartier, G Misan and D Wilkinso

    An integrative literature review of psychosocial factors in the transition to parenthood following non-donor-assisted reproduction compared with spontaneously conceiving couples

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    An integrative literature review of research into the psychosocial factors which shape the transition to parenthood in couples following non-donor in vitro fertilisation in comparison with spontaneously conceiving couples was undertaken following adapted PRISMA guidelines. Nineteen papers of non-donor IVF and SC mothers and fathers were included in the review. This is the first review to report on research comparing the transition to parenthood of couples following successful non-donor singleton AR and SC couples. The small number of studies were over reliant on survey methodologies. Differences between groups were reported on a range of psychosocial measures during the transition from pregnancy to parenthood: locus of control, parental adjustment and child behaviour, parental stress, parental investment in the child, self-esteem and self-efficacy, greater levels of protectiveness (separation anxiety) towards child, marital and family functioning, family alliance, marital satisfaction and communication as well anxiety, indirect aggression and less respect for child. We have conceptualised these differences as three substantive themes which reflect psychosocial factors shaping transition to parenthood in parents after non-donor AR: social support, relationships, and emotional well-being which are in turn intersected by gender differences. These findings have implications for health care professionals’ assessment of individual couples’ support needs

    Self-assembling behavior in decane solution of potential wax crystal nucleators based on poly(co-olefins)

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    The control of the precipitation and gelation of long chain paraffins from oil remains an enduring technological challenge regarding the processing and recovery of refined fuels and waxy crudes. Wax crystal modifiers based on polyethylene -poly(ethylene-propylene) (PE-PEP) diblock copolymers function as efficient nucleators for wax crystals in middle distillate fuels. These diblock polymers self-assemble in oil to form expansive platelike aggregates consisting of a PE core cloaked behind the amorphous PEP brush layer. The PE core thus promotes nucleation of solubilized long chain alkanes. Additional candidate structures for wax crystal nucleators include linear and star copolyolefins where the composition variation signals the alteration between crystalline and amorphous segments. This study focuses upon the self-assembling behavior in solution of these materials. The characteristics of the single chains and the aggregates formed at lower temperatures were determined via small-angle neutron scattering. Both plates and needlelike structures were found. The placement of the amorphous and crystalline blocks in the arms of the star shaped polymers was found to influence the architecture of the self-assembled micelles. As a point of comparison a commercial copolymer of ethylene-vinyl acetate (EVA) was also investigated. The EVA material was found to be relatively "undisciplined" in comparison to the structurally more uniform anionically prepared counterparts

    On Virtual Displacement and Virtual Work in Lagrangian Dynamics

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    The confusion and ambiguity encountered by students, in understanding virtual displacement and virtual work, is discussed in this article. A definition of virtual displacement is presented that allows one to express them explicitly for holonomic (velocity independent), non-holonomic (velocity dependent), scleronomous (time independent) and rheonomous (time dependent) constraints. It is observed that for holonomic, scleronomous constraints, the virtual displacements are the displacements allowed by the constraints. However, this is not so for a general class of constraints. For simple physical systems, it is shown that, the work done by the constraint forces on virtual displacements is zero. This motivates Lagrange's extension of d'Alembert's principle to system of particles in constrained motion. However a similar zero work principle does not hold for the allowed displacements. It is also demonstrated that d'Alembert's principle of zero virtual work is necessary for the solvability of a constrained mechanical problem. We identify this special class of constraints, physically realized and solvable, as {\it the ideal constraints}. The concept of virtual displacement and the principle of zero virtual work by constraint forces are central to both Lagrange's method of undetermined multipliers, and Lagrange's equations in generalized coordinates.Comment: 12 pages, 10 figures. This article is based on an earlier article physics/0410123. It includes new figures, equations and logical conten

    Peri-Conceptual and Mid-Pregnancy Alcohol Consumption: A Comparison between Areas of High and Low Deprivation in Scotland

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    Background. Alcohol-related mortality and morbidity among women has increased over recent decades, especially in areas of higher deprivation. Pre-pregnancy alcohol use is associated with continued consumption in pregnancy. We assessed whether general population alcohol consumption patterns were reflected among pregnant women in two Scottish areas with different deprivation levels. Methods. Cross-sectional study in two health boards (HB1, lower deprivation levels, n = 274; HB2, higher deprivation levels, n = 236), using face-to-face 7-day Retrospective Diary estimation of peri-conceptual and mid-pregnancy alcohol consumption. Results. A greater proportion of women in HB2 (higher deprivation area) sometimes drank peri-conceptually, but women in HB1 (lower deprivation area) were more likely to drink every week (49.6 vs 29.7%; p < 0.001) and to exceed daily limits (6 units) at least once each week (32.1 vs 14.8%; p < 0.001). After pregnancy recognition, consumption levels fell sharply, but women in HB2 were more likely to drink above recommended daily limits (2 units) each week (2.5 vs 0.0%; p < 0.05). However, women in HB1 were more likely to drink frequently. Women with the highest deprivation scores in each area drank on average less than women with the lowest deprivation scores. Conclusions. Heavy episodic and frequent consumption was more common in the lower deprivation area, in contrast with general population data. Eliciting a detailed alcohol history at the antenatal booking visit, and not simply establishing whether the woman is currently drinking, is essential. Inconsistent messages about the effects of alcohol in pregnancy may have contributed to the mixed picture we found concerning peri-conceptual and mid-pregnancy alcohol consumption
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