83 research outputs found

    G\'EANT Software Maturity Model

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    G\'EANT project is an example of a large organization with around 30 software projects and around 20 software development teams. Software development teams consist of many skilled associates coming from all members National Research and Education Networks. Three main issues that are common for all these software development teams and their members are: geographical distribution, scattered manpower percentage, and parallel involvement in other high priority projects in their native organizations. This paper presents a novel software maturity model that is designed specifically for G\'EANT software development teams and aims to address the described issues.Comment: 4 pages, 1 figure. Submitted to TELFOR 2018 conferenc

    Sustainable human resource management and job satisfaction— unlocking the power of organizational identification: A cross-cultural perspective from 54 countries

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    Sustainable human resource management is gaining importance in organizations due to its role in developing a sustainable work environment and well-being. This paper discusses the relationship between employee perceptions of sustainable human resource management and job satisfaction in 54 countries. We propose that sustainable HRM is positively associated with job satisfaction but that this relationship is moderated by employees’ identification with the organization and country-level individualism-collectivism. Thus, we suggest national culture functions as a second-level moderator of the relationship of sustainable HRM with organizational identification on job satisfaction. Findings from the multi-level analyses using data from 14,502 employees nested within 54 countries provided support for our hypotheses, namely that employee perceptions of sustainable HRM were positively associated with job satisfaction and that this relationship was more pronounced for employees with lower levels compared to higher levels of organizational identification in individualistic rather than collectivistic countries. These findings bear important implications for both theory and practice

    Evaluation of the Reproductive and Developmental Risks of Caffeine

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    A risk analysis of in utero caffeine exposure is presented utilizing epidemiological studies and animal studies dealing with congenital malformation, pregnancy loss, and weight reduction. These effects are of interest to teratologists, because animal studies are useful in their evaluation. Many of the epidemiology studies did not evaluate the impact of the “pregnancy signal,” which identifies healthy pregnancies and permits investigators to identify subjects with low pregnancy risks. The spontaneous abortion epidemiology studies were inconsistent and the majority did not consider the confounding introduced by not considering the pregnancy signal. The animal studies do not support the concept that caffeine is an abortafacient for the wide range of human caffeine exposures. Almost all the congenital malformation epidemiology studies were negative. Animal pharmacokinetic studies indicate that the teratogenic plasma level of caffeine has to reach or exceed 60 µg/ml, which is not attainable from ingesting large amounts of caffeine in foods and beverages. No epidemiological study described the “caffeine teratogenic syndrome.” Six of the 17 recent epidemiology studies dealing with the risk of caffeine and fetal weight reduction were negative. Seven of the positive studies had growth reductions that were clinically insignificant and none of the studies cited the animal literature. Analysis of caffeine's reproductive toxicity considers reproducibility and plausibility of clinical, epidemiological, and animal data. Moderate or even high amounts of beverages and foods containing caffeine do not increase the risks of congenital malformations, miscarriage or growth retardation. Pharmacokinetic studies markedly improve the ability to perform the risk analyses. Birth Defects Res (Part B) 92:152–187, 2011. © 2011 Wiley-Liss, Inc

    Human and social capital at rural areas of Zary district

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    Badania miały określić w jakim stopniu kapitał ludzki i społeczny na przygranicznych obszarach wiejskich sprzyja wykorzystaniu swoistej renty położenia, którą wprowadzono po 1989 roku. Przeprowadzono analizę danych pochodzących z ankietyzacji 39 gospodarstw domowych wykonanej w powiecie Żary w 2010 roku.Analysis of human and social capital was based on data from ąuestionnaires from 39 households at rural areas from Żary district in 2010. The poor foreign language skills, and a little interest in village meetings has been noticed. From the other side the interest in cultural events, recreational and sports activities was ąuite high, depending on the size of place were held at least twice a year. Respondents pointed out the serious importance of NGOs to local communities, however, knowledge of these organizations, and an active participation in these formations was ’t common

    The human capital on borderside rural areas in South Wstern Poland

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    Obszary przygraniczne w południowo-zachodniej Polsce w momencie rozpoczęcia procesów integracyjnych z UE były opóźnione w rozwoju, w tym także w zakresie kapitału ludzkiego. W oparciu o dane statystyczne za lata 1995-2008 przeprowadzono analizę rozwoju zasobów ludzkich na obszarach wiejskich w 11 powiatach położonych przy granicy z Niemcami i Republiką Czeską.The subject of the research are changes in selected indicators of human capital on rural borderside areas. The data of Main Statistical Office from the years 1995-2008 for 11 poviats located in south-western part of Poland were used to the study. It was found that the rural areas under investigation followed the net inflow of population, but only men. As a result, still remained a deep defeminization, decreased rate of women and participation of young people. It is very important for borderside the problem of growth of work overseas emigration after 2004 year, in particular answer the extent to prove definitive

    Selection conditions of structure of agriculture people employess

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    Na podstawie danych ze 120 indywidualnych gospodarstw rolnych w gminie Kąty Wrocławskie i 55 gospodarstw w gminie Miękinia dokonano analizy zatrudnienia ludności rolniczej. Badania wykazały zróżnicowanie czasu pracy w gospodarstwach rolnych i poza nimi w zależności od takich cech, jak: wiek domowników, poziom ich wykształcenia oraz powierzchnia gospodarstwa rolnego i jego lokalizacja.On the basis of data from 120 agricultural farms in Kąty Wrocławskie gmina and 55 farms in Miękinia gmina the analysis of agriculture people employess structure has been conducted. The researches confirmed, that agricultural people maximum of time put on work in own farm. Meaning of this work in employess structure increase together with growth the of farm surface, improvement of soil-climate conditions and distant from main road. The researches confirmed influence of closeness of main road on growth of agriculture people interest of economic activeness on own-account, and on location and size of it’s management

    Human-AI collaboration in Hybrid Multi-Agent Systems

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    This paper examines Hybrid Multi-Agent Systems, integrating both human and non-human intelligent agents, as a new subject of management research. It presents original definitions of key concepts: intelligent agents, artificial intelligent agents, and Hybrid Multi-Agent Systems. These definitions are grounded in Distributed Artificial Intelligence and provide a foundation for exploring the collaboration between human and artificial intelligent agents. The study addresses fundamental research questions regarding the nature of intelligent agents and their role within Multi-Agent Systems, proposing Hybrid Multi-Agent Systems as a novel framework that allows for seamless cooperation between human and non-human entities. Through a narrative literature review, this paper highlights the potential implications of Hybrid Multi-Agent Systems for scientific research in management, offering a conceptual basis for future research in this evolving field

    Differences in caffeine and paraxanthine metabolism between human and murine CYP1A2.

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    For the characterisation of murine models of CYP1A2 mediated metabolism in humans we compared the metabolism of caffeine and paraxanthine in human liver microsomes (LM) (two samples) and in LM from CYP1A2-null and wild-type mice. Inhibition experiments were carried out with the quinolones norfloxacin and pefloxacin and the substrate, caffeine. Additionally, in vivo pharmacokinetics of paraxanthine was determined in CYP1A2-null and wild-type mice. All LM produced the primary metabolites of caffeine and paraxanthine. In human LM, the main metabolite of caffeine was paraxanthine (K(M) 0.4 and 0.5 mmol L(-1)). In wild-type and CYP1A2-null mice LM, the main caffeine metabolite was 1,3,7-trimethylurate, but formation was not saturable. Apparent K(M) for paraxanthine formation from caffeine in wild-type and CYP1A2-null murine LM were 0.2 and 4.9 mmol L(-1), respectively. The main metabolite of paraxanthine was 1-methylxanthine in human (K(M) 0.13 and 0.2 mmol L(-1)) and in wild-type mice LM (K(M) 0.53 mmol L(-1)). In CYP1A2-null murine LM, the main paraxanthine metabolite was 7-methylxanthine. The quinolones competitively inhibited caffeine metabolism in human but not in wild-type or CYP1A2-null murine LM. No obvious differences were seen for blood pharmacokinetics and urinary metabolite excretion of paraxanthine between CYP1A2-null and wild-type mice. Thus, for paraxanthine, norfloxacin and pefloxacin interaction with CYP1A2 there were clear differences between mice and man. Our results suggest that an interspecies comparison is required for the metabolism of individual xenobiotics interacting with CYP1A2 prior to the use of mice models to predict its toxicity and/or pharmacological activity in man

    The structure of agricultural employees

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    W opracowaniu przeprowadzono analizę struktury zatrudnienia ludności rolniczej na podstawie danych ze 120 indywidualnych gospodarstw rolnych w gminie Kąty Wrocławskie. Stwierdzono, że ludność rolnicza najwięcej czasu poświęca na pracę w swoim gospodarstwie rolnym. Maksymalny czas tej pracy w ciągu roku przypada na ostatnie pięć lat wieku produkcyjnego. Mężczyźni stosunkowo mniej pracują w gospodarstwach rolnych, gdy są to gospodarstwa małe obszarowo, natomiast kobiety, jeśli są lepiej wykształcone i w wieku produkcyjnym mobilnym. Z kolei największe zaangażowanie w pracę poza gospodarstwem rolnym charakteryzuje osoby w wieku od 25 do 44 lat.In the study the analysis of agricultural employees structure on the basis of data from 120 agricultural farms in Kąty Wrocławskie has been conducted. The research confirmed, that agricultural people maximum of time spend on work in their own farms. The maximum annual time of work begins at the end of last five years of working age. The men work relatively less, in agricultural farms in the case of small area farms. While the women, if better educated and in mobile working age work more. Then the biggest engagement of work outside agricultural farm concerns persons at age of 25 to 44
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