153 resultados para market situation


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The first decade of the twenty-first century may be remembered for the rebirth of consensus on labour market policy. After three decades of bitter political and ideological controversy between a neo-liberal and a traditional social democratic approach, a new model, often labelled flexicurity, has emerged. This model is promoted by numerous political organisations since it promises to put an end to the old trade-off between equality and efficiency. Several countries are embracing the flexicurity model as a blueprint for labour market reform, but others, mostly belonging to the 'Mediterranean Rim', are clearly lagging behind. Why is it so difficult for these countries to implement the flexicurity model? This paper argues that the application of a flexicurity strategy in these countries is complicated by the lack of social trust between social partners and the state as well as political economy traditions that highlight the role of labour market regulation as a source of social protection.

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We use panel data from the U. S. Health and Retirement Study, 1992-2002, to estimate the effect of self-assessed health limitations on the active labor market participation of older men. Self-assessments of health are likely to be endogenous to labor supply due to justification bias and individual-specific heterogeneity in subjective evaluations. We address both concerns. We propose a semiparametric binary choice procedure that incorporates nonadditive correlated individual-specific effects. Our estimation strategy identifies and estimates the average partial effects of health and functioning on labor market participation. The results indicate that poor health plays a major role in labor market exit decisions.

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[Table des matières] 1. Introduction. 1.1. Rappel du mandat. 1.2. Méthode. 2. Résultats. 2.1. Indicateurs du nombre de consommateurs. 2.2. Indicateurs des problèmes en relation (ou non) avec les drogues chez les jeunes. 2.3. Indicateurs en relation avec la consommation problématique de drogues dures en général. 2.4. Indicateurs des conséquences négatives pour les usagers de drogues illégales. 2.5. Indicateurs des conséquences négatives pour la société. 3. Annexe.

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Morphological and functional effects of transmyocardial laser revascularization (TMLR) are analyzed in an acute setting on a porcine model. Ten channels were drilled in the left lateral wall of the heart of 15 pigs (mean weight, 73 +/- 4 kg) with a Holmium-YAG laser (wavelength: 2.1 mu, probe diameter: 1.75 mm). Echocardiographic control was performed before the TMLR procedure as well as 5 min and 30 min thereafter. Echocardiographic parameters were recorded in short-axis at the level of the laser channels, and included left ventricular ejection fraction, fractional shortening and segmental wall motility of the channels' area (scale 0-3: 0 = normal, 1 = hypokinesia, 2 = akinesia, 3 = dyskinesia). After sacrifice the lased region was sliced perpendicularly to the channels for histological and morphometrical analysis. Five minutes after the drilling of the channels, all the echocardiographic index worsened significantly in comparison with baseline values (p < 0.01). All recovered after 30 min and showed no difference with baseline values. Cross-section of the channel lesions measured 8.8 +/- 2.4 mm2 which is more than three times that of the probe (p < 0.01). In acute conditions, the lesions due to the TMLR probe are significantly larger than the probe itself and cause a transient drop of the segmental wall motility on a healthy myocardium. These results suggest that TMLR should be used cautiously in the clinical setting for patients with an impaired ventricular function.

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Le présent rapport se propose d'identifier la manière dont la prévention des pathologies professionnelles retenues dans le cadre de l'étude (pathologies dues à des substances chimiques ou facteurs physiques: amiante, bruit, ciment, huiles de coupe, isocyanates, poussières de bois, résines époxy) ainsi que des cancers professionnels est abordée dans les pays sélectionnés et de décrire des campagnes ayant fait la preuve de leur efficacité et perçues comme susceptibles d'être reprises en Suisse.

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Comment on: Levitt NS. Diabetes in Africa: epidemiology, management and healthcare challenges. Heart 2008; 94: 1376-1382. doi: 10.1136/hrt.2008.147306. PMID: 18519551.

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Combined radiation and hormone therapies have become common clinical practice in recent years for locally-advanced prostate cancers. The use of such concomitant therapy in the treatment of breast disease has been infrequently reported in the literature, but seems justified given the common hormonal dependence of breast cancer and the potential synergistic effect of these two treatment modalities. As adjuvant therapy, two strategies are used in daily clinical practice: upfront aromatase inhibitors or sequentially after a variable delay of tamoxifen. These molecules may, thus, interact with radiotherapy. Retrospectives studies recently published did not show any differences in terms of locoregional recurrences between concurrent or sequential radiohormonotherapy. Lung and skin fibroses due to concurrent treatment are still under debate. Nevertheless, late side effects appeared to be increased by such a treatment, particularly in hypersensitive patients identified at risk by the lymphocyte predictive test. Concurrent radiohormonotherapy should, thus, be delivered cautiously at least for these patients. This article details the potent advantages and risks of concurrent use of adjuvant hormonotherapy and radiotherapy in localized breast cancers.

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De manière générale, l'autonomie des établissements de formation influence positivement la performance scolaire. Une enquête réalisée en Suisse romande auprès de 219 cadres scolaires permet, dans la présente contribution, de mesurer l'écart existant entre le degré d'autonomie souhaitée par les cadres scolaires d'une part et le degré d'autonomie dont ils disent disposer d'autre part. Le traitement descriptif des données de l'enquête démontre que, dans tous les domaines de gestion, les cadres scolaires souhaitent disposer de plus d'autonomie qu'ils n'en perçoivent. Ce constat est valable dans tous les cantons, tous les degrés du système éducatif et toutes les fonctions. Le degré d'autonomie souhaitée ne varie que peu selon les cantons, les degrés ou les fonctions. Sur cette base, il n'est pas possible de conclure à la nécessité ou à la pertinence d'un degré d'autonomie différenciée selon les cantons, les degrés ou les fonctions. Le traitement analytique des données de l'enquête identifie les facteurs expliquant l'écart entre les degrés d'autonomie souhaitée et perçue. Cet écart est plus élevé que la moyenne dans les cantons de Fribourg et de Genève, dans le degré primaire et dans la fonction de directeur. En d'autres termes, l'adéquation entre les degrés d'autonomie souhaitée et perçue est moins bonne dans ces cantons, ce degré et cette fonction. Un rattrapage en matière de délégation d'autonomie est dès lors possible. La reconnaissance, à l'intérieur de l'établissement, d'une faculté de conduite et de pilotage à la direction exerce un effet positif sur le degré d'autonomie souhaitée et un effet positif plus important encore sur le degré perçu. Par conséquent, il apparaît qu'une direction dont la faculté de conduite est avérée souhaite non seulement disposer de plus d'autonomie mais parvienne à obtenir (ou à « gagner ») plus d'autonomie. Abstract School autonomy has a positive influence on pupils' performance. This article presents the results of a survey conducted in the French-speaking part of Switzerland on 219 school leaders. The objective of the survey is to measure and to explain the gap between the level of autonomy desired by school leaders, and the level of autonomy that they perceive. Descriptive statistics show that, in every single management area, school leaders wish to have more autonomy than they actually have. This result is valid in all cantons, all levels of the education system and all types of job. The desired level of autonomy varies only slightly depending on the cantons, the levels of the education system and the types of job. On this basis, it is not possible to conclude that it is necessary and relevant to differentiate the level of autonomy depending on the cantons, the levels of the education system and the types of job. Analytical statistics identify the explanatory variables of the gap between the desired level of autonomy and the perceived level of autonomy. This gap is higher than average in the cantons of Fribourg and Geneva, in the primary level of education and in the position of head-teacher. In other words, the adequacy between the desired and the perceived levels of autonomy is worse in these cantons, this level and this position. As a result, a catch-up on the delegation of school autonomy is possible. Results also show that school leaders, whose management competence is recognized by its staff, not only want more autonomy but succeed in securing (or "gaining") more autonomy.

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Many firms around the world are managed and partially owned by entrepreneurs. These entrepreneurs hold under diversified portfolios and, therefore, bear idiosyncratic risk in addition to systematic risk. To compensate the additional risk borne, they extract private benefits. In this paper, we analyse how an entrepreneur's overconfidence affects the market performance of the firm, through the channel of private benefits. We show that two dimensions of overconfidence, namely overestimation of future cash-flows and underestimation of idiosyncratic risk (called miscalibration), have opposite effects on the private benefits extracted by the entrepreneur. As a consequence, firms managed and partially owned by overconfident entrepreneurs can deliver overperformance or underperformance, depending on the prevalence of overestimation or miscalibration of the beliefs of the entrepreneur.

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In der Schweiz gibt es seit 1987 periodisch wiederholte Studien über das Sexualverhalten verschiedener Bevölkerungsgruppen. Damit lassen sich HIV-/STIrelevantes Verhalten sowie die Entwicklung anderer wichtiger Parameter der sexuellen Gesundheit beobachten. Der vorliegende Beitrag entstand auf der Grundlage des neuesten Berichts über das Monitoring der Schweizer Präventionsstrategie gegen HIV/Aids]. Er liefert einen Überblick über das Sexual- und Schutzverhalten von 17-bis 20-jährigen Jugendlichen und vergleicht die entsprechenden Parameter mit jenen anderer Altersgruppen.

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AIMS: To determine whether parental factors earlier in life (parenting, single parent family, parental substance use problem) are associated with patterns of alcohol consumption among young men in Switzerland. METHODS: This analysis of a population based sample from the Cohort Study on Substance Use Risk Factors (C-SURF) included 5,990 young men (mean age 19.51 years), all attending a mandatory recruitment process for the army. These conscripts reported on parental monitoring and rule-setting, parental behaviour and family structure. The alcohol use pattern was assessed through abstention, risky single occasion drinking (RSOD), volume drinking and dependence. Furthermore, the impact of age, family socio-economic status, educational level of the parents, language region and civil status was analysed. RESULTS: A parental substance use problem was positively associated with volume drinking and alcohol dependence in young Swiss men. Active parenting corresponded negatively with RSOD, volume drinking and alcohol dependence. Single parent family was not associated with a different alcohol consumption pattern compared to standard family. CONCLUSION: Parental influences earlier in life such as active parenting (monitoring, rule-setting and knowing the whereabouts) and perceived parental substance use problem are associated with alcohol drinking behaviour in young male adults. Therefore, health professionals should stress the importance of active parenting and parental substance use prevention in alcohol prevention strategies.

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Several large randomized trials showed that tamoxifen alone is no more the standard adjuvant hormonal therapy for menopausal patients. Aromatase inhibitors, given upfront or sequentially after tamoxifen, confirmed their efficacy by improving disease free survival, risk of distant metastasis and overall survival in some situations or subgroups of patients. These drugs are usually well tolerated, but they clearly increase bone mineral density loss as well as the risk of fractures and their long term safety on the cardio-vascular system needs to be followed. Thus, even if the role of the aromatase inhibitors is now evident in the adjuvant therapy of postmenopausal women the benefice/risk ratio should be carefully evaluated for each patient.