186 research outputs found

    Corruption and entrepreneurship: A bibliometric analysis

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    The impact of corruption on entrepreneurial dynamics became an attractive topic for scholars after the appearance of public scandals that led to the delegitimization of many governments in the last 40 years. The research that explored the relationship between corruption and entrepreneurship has produced controversial results. It appears that the interaction of these two constructs is influenced by contextual factors both at an individual and national level of analysis. By using a bibliometric methodology and a fractional counting method to analyse the scientific literature on corruption and entrepreneurship, this paper identifies and analyses 180 articles recorded in the Scopus database. It represents a contribution by showing the state of the art of research on corruption and entrepreneurship and proposes future lines of research. Important results have been found about the evolution of the volume of articles and citations on this topic over time. Significant academic interest in this field commenced in the 21st century, and more specifically in the last ten years. This work also provides findings about the most prolific journals, institutions and authors, as well as the most relevant countries, with the United States and United Kingdom leading in terms of the number of publications. In addition, an in-depth analysis of authors' keywords has identified different trends, such as institutions, economic growth, shadow economy, regulation, Africa, culture, economic development, business environment, and informal economy. Finally, some future research lines are proposed, such as institutional theory, tax morale, corruption perceptions, European regions, risk aversion and institutional entrepreneurship

    Procesos de alteración de materiales pétreos en edificios de interés histórico

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    This is a general survey of the different stages in the technicaldiagnostic activities carried out at present on the conservation state of monuments previous to restoration.Diagnostic studies are commonly hased on the effects of pollution (external factor), and on the study of rock porosity and its hydric properties (interna1 factors). Other alteration processes may also be caused by the mineralogical nature, as well as the crystallochemical characteristics of the rock. These mechanisms may be determinig factors that can go unnoticed if no in-depth petroiogicai and crystallochemical studies are carried out, especially those using the new techniques of electron microscopy and electron drilling.Here a rock of Miocenic age from the " Covas del Llorito" near Tarragona quarries is described. This partially dolomitized calcisiltite presents a zoned idiotypic fabric, with an anomalous intracrystalline distribution of calcium and magnesium, non-stechiomehic and deficient in magnesium. These crystalls undergo a differential disolution of their nuclei, wich produces abundan1 intracrystalline moldic porosity, and subsequent disaggregation and the formation of sand. This predisposition to alteration, of diagenetic origin, is speeded up by existing gypsum efflorescences, external to the rock

    Entrepreneurship and psychological disorders in academic publishing

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    The role that different psychological disorders play in entrepreneurial intentions and behaviors is of increasing interest and importance to the scientific community. Scholars have undertaken a range of investigations that demonstrate that individuals with specific psychological disorders should be treated differently to other individuals. Some studies contribute to psychological disorders shifting from a disability paradigm to a paradigm of diversity. The main objective of this work is to carry out a preliminary analysis of the literature published about the relationship between psychological disorders and entrepreneurship. For this purpose, a bibliometric methodology and a fractional counting method of clustering were developed, identifying and analyzing 108 documents as recorded in the Web of Science and Scopus databases on the relationship between entrepreneurship and psychological disorders. This paper represents a contribution to the state-of-the-art of research on entrepreneurship and psychological disorders, identifying trends and proposing future topics and research lines

    Antiproliferative, antioxidant and antiplasmodial activities of the root bark of Adenodolichos paniculatus (Hua) Hutch (Fabaceae)

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    Adenodolichos paniculatus Hua & Hutch (Fabaceae) is a plant whose roots are traditionally employed for the treatment of non-communicable diseases such as diabetes and cancer. The powdered root bark of Adenodolichos paniculatus were extracted with dichloromethane followed by 70% methanol to afford dichloromethane (DCM) and hydromethanolic (HME) extracts respectively. Thereafter, fresh powdered root was extracted with water via decoction method and lyophilized to afford aqueous extract (AQE). The extracts were then subjected to standard phytochemical studies, antiproliferative (A2780 ovarian cancer cell assay), antiplasmodial (Dd2 strain of Plasmodium falciparum), antioxidant (DPPH, FRAP and ABTS methods) and brine shrimp lethality assay studies. The DCM extract was found to possess high levels of total phenolics and flavonoids with notable potential antiproliferative (IC50 = 0.14 μg/ml), antiplasmodial (IC50 = 7.50 μg/ml) and cytotoxic (brine shrimp, IC50 = 0.547 μg/ml) activities. However, HME had significant antioxidant (DPPH, IC50 = 17.54 ± 0.03 μg/ml; ABTS, IC50 = 8.08 ± 0.05 μg/ml). Both HME and AQE were found to be inactive against the drug-resistant Dd2 strain of Plasmodium falciparum with an IC50 value ˃100μg/mL. The study revealed the potential of Adenodolichos paniculatus as a promising antiproliferative agent and also corroborated the ethnomedical uses of the plant

    Urgencias psiquiátricas en el Hospital General: análisis de un año.

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    Se realiza un análisis de las distintas variables de interés en relación con las urgencias psiquiátricas. Para ello se recogieron los datos correspondientes a todas las urgencias asistidas por el psiquiatra de guardia durante un año. Los resultados se compararon con los obtenidos en trabajos similares, especialmente los realizados en nuestro país. Se concluye valorando la relación existente entre algunos de los datos encontrados y el funcionamiento de la asistencia sanitaria, tanto psiquiátrica como primaria

    Clinical Correlates of Sports Betting: A Systematic Review

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    Sports betting is becoming increasingly widespread, and a growing number of individuals, both adolescents and adults, participate in this type of gambling. The main aim of this systematic review was to assess correlates of sports betting (sociodemographic features, gambling-related variables, co-occurring psychopathologies, and personality tendencies) through a systematic review conducted following the PRISMA guidelines. Relevant studies were identified via searches of NCBI/PubMed and APA PsycInfo databases. Individuals from the general population and/or with a clinical diagnosis of gambling disorder (GD) were included, irrespective of gender and age. In addition, the studies needed to have administered at least one clinical interview/psychometric instrument to assess the presence of problematic gambling/GD, contain at least one group of participants with sports betting, and directly analyze the association between sports betting and any of the following features: sociodemographics, gambling-related variables, co-occurring psychopathologies, and/or personality tendencies. Fifty-four articles were included. Multiple sociodemographic variables have been studied in relation to sports betting. In general, males with high impulsivity have greater tendencies for sports betting. The co-occurrence of certain pathologies, especially substance use or other addictive disorders, was also suggested. Most studies were cross-sectional, assessed participants using self-administered instruments, recruited samples using non-probability online panels, included small samples, had unbalanced samples, and included samples from only one country. Impulsive males may be particularly prone to sports gambling and related problems. Future research should examine prevention strategies that may help prevent the development of sport-betting-related GD and other addictive behaviors in vulnerable individuals

    Urgencias psiquiátricas en el Hospital General: análisis de un año.

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    Se realiza un análisis de las distintas variables de interés en relación con las urgencias psiquiátricas. Para ello se recogieron los datos correspondientes a todas las urgencias asistidas por el psiquiatra de guardia durante un año. Los resultados se compararon con los obtenidos en trabajos similares, especialmente los realizados en nuestro país. Se concluye valorando la relación existente entre algunos de los datos encontrados y el funcionamiento de la asistencia sanitaria, tanto psiquiátrica como primaria

    Sports-Betting-Related Gambling Disorder: Clinical Features and Correlates of Cognitive Behavioral Therapy Outcomes

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    Background and aims: The number of patients with gambling disorder (GD) whose gambling preference is sports betting is increasing. However, their clinical profile and their responses to psychological treatments-compared to patients with other forms of gambling-have not been thoroughly studied. Therefore, the aims of this study were: (1) to compare the clinical characteristics of GD patients whose primary gambling activity was sports betting (SB+; n = 113) with GD patients with other primary gambling activities (SB-; n = 1,135); (2) to compare treatment outcomes (dropout and relapses) between SB + and SB-patients; and (3) to explore relationships between specific variables (GD severity, psychological distress and personality features) and treatment outcome in SB + and SB-GD patients, through correlation models and path-analysis. Methods: The cognitive behavioral treatment consisted of 16 weekly sessions. Personality features, psychopathology, and sociodemographic and clinical factors were assessed. Results: The SB + group included higher proportions of younger patients who were single and had higher educational levels, older ages of GD onset, and greater GD severities. Regarding treatment outcomes, the dropout rate was lower in the SB + group, and no between-group differences were found regarding relapse. Dropout within the SB + group was related to being unemployed, and relapse was related to being unmarried and experiencing more psychological distress. Discussion and conclusion: The differences between SB + and SB-GD patients suggest that GD patients with sports betting problems may benefit from tailored therapeutic approaches
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