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The purpose of this thesis is to evaluate volatility forecasts by testing the predictive power of implied volatility vis-à-vis model based forecasts. Furthermore we test if implied volatility contains any additional information beyond that captured by the model based forecasts. A number of time series models are fitted to historical data. The fitted models are then used to forecast volatility. The
The purpose of this study was to describe nurses experiences regarding the care they provide to pregnant women suffering from malaria. Tape-recorded qualitative interviews were conducted with a total of eight nurses in clinics and health centers. The method of analysis was inspired by Burnard (1991). The analysis resulted in the following main categories: womens knowledge of Malaria and associated
The aim of this study is to create an understanding of how professionals experience the collaboration between social services and school functions in regard to pupils that have problematic school absenteeism. The study focuses on a social services office and two schools in a small town in Södermanland, Sweden. The method was qualitative and based on six semi-structured interviews with social worke
Trichoderma are fungi that form symbiotic relationships with plant roots, representing an ecological topic for pest management. It offers a sustainable alternative to agrochemicals through biostimulation and biocontrol. However, the host plant needs to effectively manage a trade-off : using Trichoderma as a defense mechanism while not getting damaged by its cytotoxic compounds, like the antibiotic
This study applies a cost-benefit analysis methodology to evaluate the socio-economic profitability of emergency phones and portable fire extinguishers for fires in Swedish road tunnels. The benefits of each component were determined through a qualitative assessment of emergency phones and a quantitative analysis of portable fire extinguishers. The findings indicate that emergency telephones are l
The aim with this study was to examine professional peoples' view on the reason why females, under the age of 18 years old, self-harm and the professionals view on their treatment. The study is qualitative and based on eight interviews with professional personnel who work with young females with self-harm behavior in the region of Skåne. To be able to analyze our qualitative interviews we used
This is a thesis about the American empire. I also focus my work to see if this American empire is declining. The two main questions I ask and want to answer in this thesis are: is America an empire and is it in decline? I first conclude that America has been an empire ever since the end of the Second World War. The sheer military and economic power of the American empire matches and exceeds the
People's energy needs are constantly increasing, and with rising electricity prices, environmental degradation and reduced fossil fuel reserves of oil in particular, the need for new thinking is necessary. In Sweden, the construction sector stands for 40% of energy consumption and 60% of it is for heating and hot water. With those figures one realize the importance of finding alternative ways
People's energy needs are constantly increasing, and with rising electricity prices, environmental degradation and reduced fossil fuel reserves of oil in particular, the need for new thinking is necessary. In Sweden, the construction sector stands for 40% of energy consumption and 60% of it is for heating and hot water. With those figures one realize the importance of finding alternative ways
Denna socialrättsliga uppsats utgör mitt examensarbete inom juristprogrammet. Syftet med studien är att klargöra om regleringen kring självbestämmanderätten inom hälso- och sjukvården tillåter särbehandling av äldre och om det i så fall orsakar avvägningsproblem i förhållande till självmordsbenägna äldre. För att kunna uppnå syftet har jag undersökt om hög ålder tillåts påverka element i självbestThis essay on social and welfare law is part of my final examination at law school. The aim is to clarify if the regulation about the right to self-determination in the Swedish health care system allows different treatment of elderly and if so is the case, if it causes problems in relations to conditions for suicidal elderly. The subject is relevant partly because elderly persons often are conside
The professionals in a psychiatric outpatient reception who meet the parents and sometimes their children get a chance to gain an insight into the family´s life situation. This study contains interviewes with seven social workers, working as counselors in five psychiatric outpatient receptions in three cities in the south of Sweden. The aim of this study was to examine counselor’s consideration of
China is an extraordinary country; in the last 30 years the economic development has moved forward in an almost impossibly high and even speed. The GDP has grown with an annual average of ten percent and placed the Chinese economy among the top three largest economies in the world. But while the economic development keep racing ahead, the democratic development has slowed down and is now standing
Enterprise system and business are aligned when enterprise system supports business strategy, goals and requirements. Enterprise systems help the organizations to increase their efficiency, to raise the productivity, quality and competition level. Organizations implementing enterprise systems usually don’t have the required internal resources and knowledge to implement an enterprise system themsel
The growing focus on customer relationship forces enterprises to tailor their processes in a more customer oriented way. The concept of customer relations is a topic of marketing studies, but it has strong implications on organization studies because of its role in the formation of employee understanding. “Customer orientation” is said to be at the very heart of the IKEA way, especially in Returns
Reducing and eradicating poverty is one of humanities pressing challenges, one that the UN Commission of Legal Empowerment of the Poor has taken on. This thesis describes the prevailing poverty of South African farm workers and dwellers and explores why the empowerment efforts that have been made have not lifted them out of poverty. The results of this study are contrasted with the results of the
This thesis examines how ‘family’ is portrayed in the Swedish political debate, in parliament and in articles written by politicians. The aim is to discern dominating discourses in how the term ‘family’ is defined, by studying the politicians' use of language. This essay also studies how different families are portrayed as either good or bad and how family is depicted as an important part of p
