51 research outputs found

    Property Management Leadership in Digital Era

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    Leaders’ efforts to sustain a competency advantage are tightly connected to their company’s ability to implement technology innovation. Property management allows decision making and team-leading processes to unfold new shapes again and again. However, little research has examined these dynamics. This study examines the relationship between leadership styles and property management firm performance in the digital era. We focus on two leadership styles: Transactional Leadership and Transformational Leadership and propose that digitalization will moderate the relationship between different leadership styles and property management effectiveness. Using transactional and transformational leadership theories, we propose that both transformational and transactional leadership styles are positively related to the performance of property management organizations. However, with the higher level of digitalization, the relationship between transactional leadership and property management outcomes will be weakened, but the relationship between transformational leadership and property management will be strengthened. We propose to collect survey data from the property management leaders in a mid-western city and conduct regression analysis to analyze the data. The implications of this research are discussed

    Inégalités d'interpolation géodésique sur les groupes de Heisenberg

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    In this Note, we present geodesic versions of the Borell–Brascamp–Lieb, Brunn–Minkowski and entropy inequalities on the Heisenberg group Hn. Our arguments use the Riemannian approximation of Hn combined with optimal mass-transportation techniquesDans cette Note, nous présentons des versions géodésiques des inégalités de Borell–Brascamp–Lieb et de Brunn–Minkowski, et des inégalités d'entropie sur le groupe de Heisenberg Hn. Nos démonstrations s'appuient sur l'approximation riemannienne de Hn et sur des techniques de transport optimal

    Physicochemical, Mineralogical and Radiological Properties of Red Mud Samples as Secondary Raw Materials

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    The main goal of the presented research was the preliminary investigation of possibility of red mud - Hungarian dump sites Almasfuzito (sample A) and Ajka (sample B) - application as a pigment or as a raw material for use in the construction materials industry. Also, the aim of this work was the characterization of red mud as industrial waste generated by the Bayer process in the aluminum industry - which may cause environmental problems if appropriate treatment is not carried out. The main mineral phases of both red mud are hematite (Fe2O3), calcite (CaCO3), gibbsite (Al(OH)(3)) and they consists of particles of median particle size 2.1 mu m (sample A) and 2.5 mu m (sample B) and have a characteristic red color, which was the reason for its testing for use in the industry of building materials as a pigment for standard concrete mixtures. The radionuclides content in the samples was determined by gamma spectrometry, and the radiological hazards originating from U-238, Th-232, K-40 in the samples, were assessed through the radium equivalent activity, and the external radiation hazard index. The absorbed dose rate and the annual effective dose were calculated in accordance with the UNSCEAR 2010 report and the results are presented in this paper

    Pre-therapy mRNA expression of TNF is associated with regimen-related gastrointestinal toxicity in patients with esophageal cancer: a pilot study

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    Author version made available following 12 month embargo from date of publication (27 March 2015) in accordance with publisher copyright policy.Purpose Esophageal cancer has a high mortality rate, and its multimodality treatment is often associated with significant rates of severe toxicity. Effort is needed to uncover ways to maximize effectiveness of therapy through identification of predictive markers of response and toxicity. As such, the aim of this study was to identify genes predictive of chemoradiotherapy-induced gastrointestinal toxicity using an immune pathway-targeted approach. Methods Adults with esophageal cancer treated with chemotherapy consisting of 5-fluorouracil and cisplatin and 45–50 Gy radiation were recruited to the study. Pre-therapy-collected whole blood was analyzed for relative expression of immune genes using real-time polymerase chain reaction (RT-PCR). Gene expression was compared between patients who experienced severe regimen-related gastrointestinal toxicity vs. those experiencing mild to moderate toxicity. Results Blood from 31 patients were analyzed by RT-PCR. Out of 84 immune genes investigated, TNF was significantly elevated (2.05-fold, p = 0.025) in the toxic group (n = 12) compared to the non-toxic group (n = 19). Nausea and vomiting was the most commonly documented severe toxicity. No associations between toxicity and response, age, sex, histology, or treatment were evident. Conclusions This study supports evidence of TNF as a predictive biomarker in regimen-related gastrointestinal toxicity. Confirming these findings in a larger cohort is warranted

    Multiplicity theorems for semilinear elliptic problems depending on a parameter

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    A variational inequality on the half line

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