1,763 research outputs found

    Voice and Votes—Does Political Decentralisation Work for the Poor and for Women? Empirical Evidence from the 2005 Local Government Elections in Pakistan

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    Decentralisation is associated with the hope that “bringing government closer to the people” will improve the provision of public services by increasing people’s voice in decision-making, and by making the government more accountable to them. Decentralisation is also associated with the hope that disadvantaged groups of society, including the poor and women, will have better possibilities to exercise voice at the local level. Some countries have combined decentralisation with affirmative action, for example, by reserving seats in local councils for women and other disadvantaged groups. Yet the empirical evidence regarding the impacts of decentralisation has been mixed [Bardhan (2002); von Braun and Grote (2002); JĂŒtting, et al. (2004); Steiner (2005)]. In many cases, political decentralisation has not been associated with fiscal and administrative decentralisation, thus limiting the scope of what local governments can actually do. Building capacity at the local level and overcoming coordination problems has been another challenge. Local elite capture has been identified as a major problem that can prevent positive effects of decentralisation for the poor, especially in societies with hierarchical power structures at the local level [Bardhan (2002)]. With regard to gender, there are concerns that decentralisation—even if associated with affirmative action—will not be sufficient to overcome gender-based discrimination. Again, the empirical evidence is mixed [ADB (2004)]. Chatthobadhay and Duflo (2004) found that that women who were elected as village leaders under the reservation policy in the Indian states of West Bengal and Rajastan invested more in those public goods that more closely linked to women’s concerns, such as drinking water. Baden (1999) showed that it depends on local power structures and on the availability and competition over resources whether or not women benefit from decentralisation. In view of the mixed results, important knowledge gaps remain regarding the possibilities to promote public service provision for the poor and for women through political decentralisation and associated affirmative action

    Causes of Carpal Tunnel syndrome (CTS)

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    Objective: To know about the pathological causes of carpal tunnel syndrome.Materials and Methods: This is retrospective cross sectional study on the patients operated by the senior author at his private clinic between January 2008 and March 2014. All the patients operated for carpal tunnel syndrome during the study period were included while those managed conservatively were excluded from the study. Pre-operatively all patients had undergone Nerve conduction studies and the procedure was performed under local anaesthesia. The pathology responsible for causing CTS was noted.Results: A total of 73 patients were operated for CTS during the study period by the senior author. There were 18 males and 55 females with a male to female ratio approaching 3.0:1. The age range was from 24 – 58 years with a mean age of 43.6 ± 4 years. The pathology was hypertrophied transverse carpal ligament in 66 (90%) cases, abnormal vessels in 1 (1%), neuroma in 1 (1%), fracture distal end of the radius in 2 (5%), ganglion com-pressing the nerve in 1 (1%), post cellulitis in 1 (1%) and direct trauma to the nerve in 1 (1%).Conclusion: Thickened ligamentum flavum is the most common cause of carpal tunnel syndrome and space occupying lesion constitute a considerable percent of pathology

    Delay between onset of indication and definitive surgery for tracheal trauma

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    Tracheal stenosis is rare but a recognized complication after traumatic injury or prolonged intubation. We assessed the time lag between onset of indication for tracheal reconstruction surgery following trauma and actual surgical intervention. We reviewed our operative records for all patients undergoing tracheal reconstruction over the past 10 years. Files were reviewed retrospectively to collect all the relevant data. Surgically all patients were operated via cervical approach. Series 12 cases were identified with an equal split between external trauma and iatrogenic tracheal trauma from prolonged intubation. On, an average patients presented 185 days after initial indication of surgery however there was a wide range of time lag which leads to the importance of early diagnosis of such injuries to reduce delay of definitive management

    Impact of Social Networks on Entrepreneurial Success of Mobile Phone Retailers

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    This paper attempted to explore the impact of advice, adversarial network, and friendship networks degree centrality on the entrepreneurial success of mobile phone retailers. The total sample consisted of 199 entrepreneurs in Quetta city. Data were collected using a partly borrowed questionnaire of 19 items (13 for achievement 6 for business success). The results of the hierarchical regression analyses showed that there was a positive relationship between friendship and advice network degree and a negative significant relationship between entrepreneurial success and adversarial network degree. So, supportive social networks play a vital role in entrepreneurial success, where rivalry network centrality disrupt entrepreneurial success. If the entrepreneurs have a higher social network those entrepreneurs are successful in the market

    Impact of Social Networks on Entrepreneurial Success of Mobile Phone Retailers

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    This paper attempted to explore the impact of advice, adversarial network, and friendship networks degree centrality on the entrepreneurial success of mobile phone retailers. The total sample consisted of 199 entrepreneurs in Quetta city. Data were collected using a partly borrowed questionnaire of 19 items (13 for achievement 6 for business success). The results of the hierarchical regression analyses showed that there was a positive relationship between friendship and advice network degree and a negative significant relationship between entrepreneurial success and adversarial network degree. So, supportive social networks play a vital role in entrepreneurial success, where rivalry network centrality disrupt entrepreneurial success. If the entrepreneurs have a higher social network those entrepreneurs are successful in the market

    Triangular Relationship between Energy Consumption, Price Index and National Income in Asian Countries: A Pooled Mean Group Approach in Presence of Structural Breaks

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    Energy consumption is a key factor in economic activity. To ascertain its role in economic growth, this study empirically investigates its role for Asian countries. Price index is also included in analysis as factor of economic growth. We examine and quantify this long run relationship for a sample of selected Asian countries with data on relevant variables for a large time dimension (1970 to 2012). Econometric precision is brought by using pooled mean group (PMG) besides other Pedroni, Kao and Westerlund panel cointegration tests. PMG being heterogeneous panels estimation technique allows the slope and short run parameters to vary across the countries. Structural breaks are also incorporated to observe the impact of shocks that leave permanent effect on national income. Results show the presence of long run relationship between energy consumption and national income. The positive contribution of energy consumption is quantified using Fully Modified OLS and dynamic OLS as well. Policy recommendations are made on the basis of empirical analysis. Keywords: Energy consumption; National income; Price index; Pedroni Cointegration; Kao Cointegration; Westerlund Test; Structural breaks JEL Classifications: C23; E31; E39; Q43; P4

    Ultrasound Evaluation of Liver in Patients Who Had History of Hepatitis C

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    Background: Hepatitis is an infection of liver. The disorder can be self-limiting or lead to fibrosis(scarring), cirrhosis, or liver cancer. Both acute infection and chronic sequelae, such as hepatitis C, cause significance morbidity and mortality in the hum of population. Hepatitis can be very high in general population. Our study evaluate the liver parenchyma in patients with history of Hepatitis C and provide descriptive to prevent future liver pathologies.The primary goal of our research is to delay or perhaps stop the progression of liver fibrosis, as well as to prevent liver disease.Grey scale ultrasonography has been reported to detect Ultrasonographic features of chronic disease resulting in decreased liver function and ultimately, liver failure and to help the patients with cured hepatitis C to check out the parenchymal damage and to give healthy lifestyle. Objective: To evaluate the ultrasonographic features of the liver in the patients who had history of hepatitis C. Study design: ur study design was retro prospective. Material and method: The retro prospective study was conducted in which data of 56 patients were taken. The data was collected from the radiology department of al-Razi health care and Jinnah hospital. After informed consent, data was collected through ultrasound machine. Out of 56 patients 27 were females and 29 were males. study duration was 4 months. Inclusion criteria includes patients with history of liver hepatitis C. Exclusion criteria was patients with other causes of liver disease, primary biliary cirrhosis, metabolic liver disease and liver transplant recipients except hepatitis C. Result: 56 patients were included in our study out of which 27 were females and 29 were males. The ultrasonographic findings of the patients having liver hepatitis C shows the cirrhosis in 44.6%, change in liver contour in 37.5%, nodularity in 42.9% and vascular changes in 58.9%. Conclusion: Some extent of hepatitis C diseases cannot be seen on CT or MRI but can be seen on grey scale ultrasonography due to its high resolution .so, it can be concluded that the grey scale ultrasonography is more efficient and authentic diagnostic equipment in assessing the liver hepatitis C as compared to the CT. Keywords: hepatitis C, cirrhosis, liver abnormalities, ultrasound. DOI: 10.7176/JHMN/91-08 Publication date:July 31st 202

    Key factors for implementation of total quality management in construction Sector: A system dynamics approach

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    Maintaining quality in construction projects is paramount to project success, achieved through techniques such as Total Quality Management (TQM). However, the key factors of TQM implementation in the construction industry of developing countries are not well explored. Accordingly, this paper evaluated the causative relationship and intricacies of TQM implementation in the construction sector of developing countries. A total of 28 key factors of TQM were captured through a literature review. Thereafter, 12 significant key factors were shortlisted. Lack of top management commitment, poor customer/client satisfaction, inadequate quality of education regarding TQM, and ineffective organizational quality culture emerged as impediments to implementing TQM in the construction sector. A Causal Loop Diagram (CLD) was developed to represent interrelations between the 12 shortlisted factors. In addition, a system dynamics model (SDM) was developed. The simulation results of the developed SDM indicated an increase in TQM implementation over the period under the defined system

    Mulberry based zinc nano-particles mitigate salinity induced toxic effects and improve the grain yield and zinc bio-fortification of wheat by improving antioxidant activities, photosynthetic performance, and accumulation of osmolytes and hormones

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    Salinity stress (SS) is a challenging abiotic stress that limits crop growth and productivity. Sustainable and cost effective methods are needed to improve crop production and decrease the deleterious impacts of SS. Zinc (Zn) nanoparticles (NPs) have emerged as an important approach to regulating plant tolerance against SS. However, the mechanisms of SS tolerance mediated by Zn-NPs are not fully explained. Thus, this study was performed to explore the role of Zn-NPs (seed priming and foliar spray) in reducing the deleterious impacts of SS on wheat plants. The study comprised different SS levels: control, 6 and 12 dS m−1, and different Zn-NPs treatments: control, seed priming (40 ppm), foliar spray (20 ppm), and their combination. Salinity stress markedly reduced plant growth, biomass, and grain yield. This was associated with enhanced electrolyte leakage (EL), malondialdehyde (MDA), hydrogen peroxide (H2O2), sodium (Na), chloride (Cl) accumulation, reduced photosynthetic pigments, relative water contents (RWC), photosyntetic rate (Pn), transpiration rate (Tr), stomata conductance (Gs), water use efficiency (WUE), free amino acids (FAA), total soluble protein (TSP), indole acetic acid (IAA), gibberellic acid (GA), and nutrients (Ca, Mg, K, N, and P). However, the application of Zn-NPs significantly improved the yield of the wheat crop, which was associated with reduced abscisic acid (ABA), MDA, H2O2 concentration, and EL, owing to improved antioxidant activities, and an increase in RWC, Pn, Tr, WUE, and the accumulation of osmoregulating compounds (proline, soluble sugars, TSP, and FAA) and hormones (GA and IAA). Furthermore, Zn-NPs contrasted the salinity-induced uptake of toxic ions (Na and Cl) and increased the uptake of Ca, K, Mg, N, and P. Additionally, Zn-NPs application substantially increased the wheat grain Zn bio-fortification. Our results support previous findings on the role of Zn-NPs in wheat growth, yield, and grain Zn bio-fortification, demonstrating that beneficial effects are obtained under normal as well as adverse conditions, thanks to improved physiological activity and the accumulation of useful compounds. This sets the premise for general use of Zn-NPs in wheat, to which aim more experimental evidence is intensively being sought. Further studies are needed at the genomic, transcriptomic, proteomic, and metabolomic level to better acknowledge the mechanisms of general physiological enhancement observed with Zn-NPs application
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