4 resultados para Telephone.

em AMS Tesi di Dottorato - Alm@DL - Università di Bologna


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Loaded with 16% of the world’s population, India is a challenged country. More than a third of its citizens live below the poverty line - on less than a dollar a day. These people have no proper electricity, no proper drinking water supply, no proper sanitary facilities and well over 40% are illiterates. More than 65% live in rural areas and 60% earn their livelihood from agriculture. Only a meagre 3.63% have access to telephone and less than 1% have access to a computer. Therefore, providing access to timely information on agriculture, weather, social, health care, employment, fishing, is of utmost importance to improve the conditions of rural poor. After some introductive chapters, whose function is to provide a comprehensive framework – both theoretical and practical – of the current rural development policies and of the media situation in India and Uttar Pradesh, my dissertation presents the findings of the pilot project entitled “Enhancing development support to rural masses through community media activity”, launched in 2005 by the Department of Mass Communication and Journalism of the Faculty of Arts of the University of Lucknow (U.P.) and by the local NGO Bharosa. The project scope was to involve rural people and farmers from two villages of the district of Lucknow (namely Kumhrava and Barhi Gaghi) in a three-year participatory community media project, based on the creation, implementation and use of a rural community newspaper and a rural community internet centre. Community media projects like this one have been rarely carried out in India because the country has no proper community media tradition: therefore the development of the project has been a challenge for the all stakeholders involved.

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Combinatorial Optimization is a branch of optimization that deals with the problems where the set of feasible solutions is discrete. Routing problem is a well studied branch of Combinatorial Optimization that concerns the process of deciding the best way of visiting the nodes (customers) in a network. Routing problems appear in many real world applications including: Transportation, Telephone or Electronic data Networks. During the years, many solution procedures have been introduced for the solution of different Routing problems. Some of them are based on exact approaches to solve the problems to optimality and some others are based on heuristic or metaheuristic search to find optimal or near optimal solutions. There is also a less studied method, which combines both heuristic and exact approaches to face different problems including those in the Combinatorial Optimization area. The aim of this dissertation is to develop some solution procedures based on the combination of heuristic and Integer Linear Programming (ILP) techniques for some important problems in Routing Optimization. In this approach, given an initial feasible solution to be possibly improved, the method follows a destruct-and-repair paradigm, where the given solution is randomly destroyed (i.e., customers are removed in a random way) and repaired by solving an ILP model, in an attempt to find a new improved solution.

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Background: Mastocytosis is a rare disease involving mast cells (MC) and their CD34+ progenitors. According to the WHO consensus classification, cutaneous mastocytosis (CM) is considered a benign disease confined to the skin, preferentially seen in young children with a marked tendency to regress spontaneously. Aim of our study was the long-term assessment of the outcome of solitary (SM) and multiple (MM) mastocytomas in a pediatric population. Materials and methods: From January 1996 to December 2010, 241 pediatric patients with a diagnosis of CM were followed-up at the outpatient division of pediatric dermatology of the University of Bologna. We focused our retrospective evaluation on patients affected by SM or MM. We collected, through the analysis of medical records and with a telephone questionnaire for patients and their families, information on clinical aspects of the disease evolution and on the efficacy of topical steroid therapy. Results: Over the 241 considered patients we recorded: SM or MM in 176 (73%) pts., urticaria pigmentosa in 53 (22%) pts., telangiectasia macularis eruptiva perstans in 9 (4%) pts., diffuse CM in 2 (0,9%) pts. and polymorph CM in 1 (0,4%) pt. On 176 children affected by SM or MM (97 M vs. 79 F), 130 (74%) patients were followed-up with a mean of 56,3 (r. 4-142) months. A satisfactory outcome was recorded in 99 (76%) cases of whom 52 (53%) treated with topic steroids. Mean time to complete regression was 16.4 m. on treated patients vs. 34.7 m. on non treated patients (p=0,001). Conclusions: From our study emerged that resolution of the disease is independent from therapy, but the time to regression and to complete recovery of the coetaneous lesions is faster and favored by the application of topic steroid with an improvement of the quality of life for children and their families.

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Rural tourism is relatively new product in the process of diversification of the rural economy in Republic of Macedonia. This study used desk research and life story interviews of rural tourism entrepreneurs as qualitative research method to identify prevalent success influential factors. Further quantitative analysis was applied in order to measure the strength of influence of identified success factors. The primary data for the quantitative research was gathered using telephone questionnaire composed of 37 questions with 5-points Likert scale. The data was analyzed using Partial Least Squares Structural Equation Modeling (PLS-SEM) by SmartPLS 3.1.6. Results indicated that human capital, social capital, entrepreneurial personality and external business environment are predominant influential success factors. However, human capital has non-significant direct effect on success (p 0.493) nonetheless the effect was indirect with high level of partial mediation through entrepreneurial personality as mediator (VAF 73%). Personality of the entrepreneur, social capital and business environment have direct positive affect on entrepreneurial success (p 0.001, 0.003 and 0.045 respectably). Personality also mediates the positive effect of social capital on entrepreneurial success (VAF 28%). Opposite to the theory the data showed no interaction between social and human capital on the entrepreneurial success. This research suggests that rural tourism accommodation entrepreneurs could be more successful if there is increased support in development of social capital in form of conservation of cultural heritage and natural attractions. Priority should be finding the form to encourage and support the establishment of formal and informal associations of entrepreneurs in order to improve the conditions for management and marketing of the sector. Special support of family businesses in the early stages of the operation would have a particularly positive impact on the success of rural tourism. Local infrastructure, access to financial instruments, destination marketing and entrepreneurial personality have positive effect on success.