150 research outputs found

    Religious Participation and Educational Attainment: An Empirical Investigation

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    The Effect of Inflation on Domestic Migrant Worker Households in China

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    Domestic migration workers and inflation are two phenomena attracting attention from worldwide scholars. The article endeavors to accomplish the following three tasks: a) describe the characteristics of inflation and immigration situations in China; b) study the effect of inflation on domestic immigrants' the expenditures; c) understand the effect of inflation on immigrants' happiness and satisfaction. The paper found out that in all the eight expenditure categories, only three categories (food, clothing and housing) are negatively affected by inflation. Other five expenditure categories (health and medical, house equipment, facilities and services, entertainment, educational and cultural activities, transportation and communication, tuition, and miscellaneous) are positively affected by inflation. The biggest reduction of expenditure is in transportation and communication with a coefficient of -0.025. The paper also found out that the lower income group's expenditure is more affected by inflation then higher income group. The paper showed that inflation didn't have a significant effect on people's feeling of happiness and their satisfaction

    Molecular analyses of untranslated regions of hibiscus latent Singapore virus

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    Ph.DDOCTOR OF PHILOSOPH

    An Extended Model Of Review Helpfulness: Exploring The Role Of Tie Strength, Perceived Similarity, And Normative Susceptibility

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    Previous studies on review information evaluation focus on the important roles of two key factors namely argument strength and source credibility but pay less attention to how social influence and social relationship exert impact on this information evaluation behavior. To fill this research gap, based on the similarity – attraction theory and social capital theory, we articulate how source credibility is determined by two social relationship factors: tie strength and perceived similarity. Further, drawing upon the social influence model, we propose that the susceptibility to normative influence intensifies the impact exerted on source credibility by tie strength and perceived similarity. Also, relationships between argument strength and review helpfulness and between source credibility and review helpfulness are both moderated by normative susceptibility. A survey is conducted to test the proposed research model and the results suggest that hypotheses are supported. The results offer important and interesting insights to information systems research and practice

    REVISIT THE INFORMATION ADOPTION MODEL BY EXPLORING THE MODERATING ROLE OF TIE STRENGTH: A PERSPECTIVE FROM CONSTRUAL LEVEL THEORY

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    Previous studies on review information adoption, drawing upon dual process theory, focus on the important roles of two key review-related factors namely argument strength and source credibility, but pay less attention to the social relationships between review sources and recipients. To fill this research gap, based on the construal level theory, we articulate that tie strength moderates the impacts of argument strength and source credibility on content diagnosticity. A survey was conducted to examine the proposed research model and hypotheses and the results showed that the relationship between argument strength and content diagnosticity is stronger when tie strength is weak than when tie strength is strong while the relationship between source credibility is stronger when tie strength is strong than when tie strength is weak. The theoretical and practical implications of the study are also discussed

    Numerical Study of the Wake Flow of a Wind Turbine with Consideration of the Inflow Turbulence

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    Considering the fact that wind turbines operate at the bottom of the atmospheric boundary layer (ABL) where the turbulence is at a high level, and the difficulty of mesh generation in the fully modeled numerical simulation, it is necessary to carry out researches to study the wake flow of wind turbines with consideration of the inflow turbulence. Therefore, a numerical method generating turbulence was proposed and the results show good agreement with those in experiments, based on which the flow fields in the wake of a wind turbine at two tip speed ratios are examined in detail through three actuator methods, namely, ADM, ADM-R and ALM. The performances of these methods were studied and the error sources for each method are clarified. Moreover, the computational efficiency were revealed and the influencing factor for the efficiency is concluded. Besides, the equilibrium relation of the N-S equation in the wake is revealed, which provides a theoretical basis for the optimal arrangement of the wind turbine. It shows that the mean velocity and fluctuating velocity vary greatly near the wind turbine, and become stable gradually away from the wind turbine. The results of ALM method shows the best agreement with the experiment. At near wake region, the turbulent stress term, pressure gradient term and convection term mainly contribute to the equation equilibrium, and convection term is in equilibrium with the turbulent stress term at the far wake

    Outsourcing: Overview and Trends

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    Outsourcing is a valuable strategy for firms to gain more benefits from the global supply chain. Outsourcing can be defined as a business agreement in which a firm is contracting out certain existing parts of the firm to either domestic and/or international third parties. In this chapter, we give an overview to the benefits and disadvantages of outsourcing. We also discuss recent trends in outsourcing; in particular, with the benefit of technology development, robots are starting to join in outsourcing

    Low dose of 131I-F(ab')2-Rituximab and 131I-Rituximab induces G1arrest and apoptosis in Raji cells (Burkitt’s lymphoma)

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    680-690Radiolabeled fragmented F(ab')2 antibodies had shown better therapeutic efficacy than radiolabeled intact antibodies in treating cancers.  In this study, we investigated the differences and similarities on the mechanism and extent of cell death in Raji cells (Burkitt’s lymphoma) in response to 370 kBq of 131I-F(ab')2-Rituximab and 131I-Rituximab up to 72 h. F(ab')2 of Rituximab was prepared and characterized by SE-HPLC and SDS-PAGE. Fragmented and intact Rituximab were radioiodinated by Chloramine-T method. Toxicity and mechanism of cell death in Raji cells in response to 131I-F(ab')2-Rituximab and 131I-Rituximab were studied by MTT (3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide), LDH (lactate dehydrogenase), trypan blue exclusion, viability, apoptotic, caspase assays and cell cycle analysis. The cytotoxicity assays showed slow death of Raji cells up to 24 h in response to both 131I-F(ab')2-Rituximab and 131I-Rituximab. Cell cycle analysis at 30 h showed G1 arrest in Raji cells which led to its slow cell death up to 24 h. Elucidative assays to identify the molecular mechanism of death of G1arrested Raji cells showed apoptotic cell death at 40 h after treatment, which was validated by demonstrating caspase activation in arrested Raji cells. Toxicity studies and mechanism of cell death in Raji cells demonstrated comparable results when treated with equivalent doses (370 kBq) of radiolabeled antibodies indicating 131I-F(ab')2-Rituximab as a potential radioimmunotherapeutic agent for patients with Non-Hodgkin’s lymphoma
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