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7860 Uppsatser om Density functional theory - Sida 58 av 524

Attitudes towards hedging by diversified and non-diversified farmers : a comparative qualitative study

Deregulation on the market for agricultural products leads to a more globalised market with increasing price fluctuations. This, in turn, places the farmer in positions influenced by new risks but also improved opportunities. The farmers are faced by uncertainty in terms of financial outcome. To be able to utilise these new market conditions it becomes increasingly important for farmers to continuously follow the price trend, and to develop strategies how to manage the risks exposed by a volatile market. Farmers with different conditions perceive risk in different ways. Hence, their risk management behaviour will vary.

Optimal kapitalstruktur : En undersökning tillämpad på skandinaviska och tyska företag

This paper describes and develops a trade off model of optimal capital structure by Bradley et al. (1984). The model is then tested to examine how changes in corporate tax rates affect the optimal capital structure of firms. Based on theoretical implications of the model, four hypotheses are derived stating that firms? optimal debt-to-value ratio is (1) negatively related to financial distress costs, (2) negatively related to non-debt tax shields, (3) negatively related to firm volatility and (4) positively related to the corporate tax rate.

Förklaringsmodell för cykelresor i Trondheim : Fysiska och demografiska faktorers betydelse för det geografiska resmönstret

The work examines geographical variations of bicycle use in Trondheim municipality with the aim to create an understanding of what influences the use of bicycles and explain the geographical travel pattern for cycling. The work focuses on the how physical structures generates different transports effects. Where bicycle travels in Trondheim municipality are undertaken is described by using network analysis in ArcGIS, based on aggregated data from the travel habit survey (RVU) in 2009/2010. Trondheim municipality is divided into smaller geographical units (zoner) whose characteristics are described by 19 variables, categorized into 6 groups; Distance, Land use, Topography, Bicycle Facilities, Road characteristics and Demographic factors.By linear regression analysis in SPSS and ArcGIS Spatial Analyst, an explanatory model is elaborated. The variablesdistance to the regional center, workplace density, percentage separate bike paths and hilly terrain explains 78 percent of where cycle journeys are undertaken.

Intäktsmodeller inom affärssystemsbranschen : Vilken modell ger mest hävstång i leverantörernas intäkter?

The purpose of this study is to look at the line extensions of the Swedish dairy company Skånemejerier. We have chosen to focus on how trends in ecological products and Functional Food influence the line extensions. The competition in the food sector have made it harder for companies to be seen in the market area and the companies have to make their brands more visible. That is one of the reasons why companies work with line extensions. The study is based on a qualitative approach because we wanted to come closer to our subject in order to establish a greater understanding for the case itself.

Likabehandling, lika behandling eller bara behandling : En exempelstudie av upplevelsen av likabehandlingsarbetet i skolan

Equal treatment in school is an on-going debate in the Swedish society. At the same time teachers around the country struggles to make ends meet because of a heavy workload. Voices have been raised that teachers no longer have the time to actually be teachers since they get piled up with paper work and other administrative tasks. However, schools are bound by law to take action against harassments and discrimination of any kind. There is also an overall policy in the Swedish national curriculum that every school must embrace diversity and actively teach students about solidarity and respect.

Miljö- och Handelsgåtan : Intellektuella egendomsrätter och dess implikationer i en globaliserad verklighet

This paper seeks to discern the political factors that determine the results of negotiations in international cooperation. On the one hand, it makes a contribution to the broader theoretical debate on international regimes by combining regime theory and theories on globalisation into an integrated framework for the analysis of international policy results, or in this case treaties (theoretical objective). More generally, globalisation theory will help us understand why it has become important to initiate international cooperation, and regime theory to elucidate how these international cooperations emerge. To many observers, it is the large transnational corporations of the rich North, which have done best out of free trade. Through the huge influence they wield over governments at the WTO (World Trade Organisation), these corporations have won the freedom to move around the globe without restriction, making use of cheap labour, and locating wherever they can best tap into the largest and most lucrative markets.

Omkonstruktion och arkitekturbyte av autopilot för obemannade farkoster

This thesis has been written at Linköping University for the company Instrument Control Sweden AB (ICS).ICS is a small company located in Linköping that develops software and hardware for Unmanned Aerial Vehicles, UAV. At present, ICS has a fully functional autopilot called EasyPilot but they want to reduce the autopilot?s size to make it more attractive.The purpose of this thesis was to investigate if it was possible to reduce the size of the autopilot and how, in that case, it would be done. It was also necessary to examine whether the old processors should be replaced by new ones and how hard it would be to convert the old software to these new processors.To succeed with the goals many of the old components had to be changed for new, smaller ones. Some less necessary parts were also completely removed.

Bonusar : Mot ett långsiktigt tänkande

Background: The background explains different financial crises and the effect those crises had on the Swedish acquits regarding variable compensation. The resent discussion regarding variable compensation and the main problems with bonuses is also explained. Our theories for this essay is mainly based on the new directions from Finansinspektionen FFFS 2009:6,7 and stakeholder theory. Other theories used are agency theory, stewardship theory and economic man.Purpose: The purpose of this essay is to analyze the new directions for variable compensation and to investigate if these new directions can lead to a more long-term thinking for managers in banks. Method: We used semi-structured interviews with open questions for our survey.

Mest och minst kommenterat : vad skapar motivation att kommentera ett blogginlägg

Denna uppsats undersöker varför vissa blogginlägg får många kommentarer jämfört med mindre kommenterade blogginlägg. Utgångspunkten är att undersöka en dagboksblogg skriven av en tonårig kvinna, då det finns förhållandevis lite forskning inom detta specifika område. Materialet som ligger till grund för undersökningen är en blogg som heter Kenza och de tre mest respektive minst kommenterade inläggen från denna blogg under perioder från 1 januari till 28 februari 2009.William Labovs teori om narrativer och Wolfgang Isers reception theory utgör uppsatsens teorier. Metoderna som används är läsbarhetsindex, nominalkvot, narrativ analys och interpersonell analys.Resultaten som framkommit ur analyserna visar att i jämförelse mellan de minst och de mest kommenterade blogginläggen har de mest kommenterade få långa ord och en utpräglad verbal stil. Blogginlägg med en tydlig narrativ struktur och ett direkt tilltal fick också fler kommentarer. .

BIM-grupper : Gruppledares erfarenheter av stödgrupper för barn till missbrukande föräldrar

There are many children in Sweden today, approximately 200 000, who have parents or a parent that abuses alcohol or other drugs. The aim of this study was to investigate how group leaders in support groups for children with addicted parents relate to this sort of support groups. What are their advantages and disadvantages, according to the group leaders?The method used was qualitative and the empirical material was collected through group interviews. We have interviewed eight persons who are social workers and the interviews were carried out at three work places.

Betydelsen av taggbuskar, ljus och hävd vid föryngring av ek (Quercus robur)

Many species and hence biodiversity depend on old, large oaks (Quercus robur) with hollow trunks. The populations of oak-living organisms have to migrate to a nearby old oak in order to survive the death of the host. The oak district south of Linköping, Sweden, is unique in area and the number of old oaks. It is anyway doubtful whether regeneration of oak will secure future continuity. Oaks are light-demanding and thrive in open pastures.

"Den är i gråzonen" -Föreställningar kring och arbete med sexualitet i missbruksbehandling för män

The aim of the study is to examine which present conceptions of sexuality there are in treatment of substance abuse for men. The intention is to examine how staff members in these environments perceive clients? sex and sexuality as well as studying if and in that case how they work with sexuality in treatment. A qualitative method formed the methodological approach and semistructured interviews were carried out for the collection of data. Four staff members from two different treatment institutions for substance abuse were interviewed.

Kosovointerventionen ? illegal men legitim? : En fallstudie av NATO:s intervention i Kosovo med etiken i centrum

Trots lagar, nationella som internationella, återkommer diskussionen om etik vid militära interventioner. Uppsatsen handlar om huruvida NATO:s intervention i Kosovo levde upp till etiska lagar kring militära interventioner samt om normativa teorier fortfarande är relevanta och lämnas utrymme idag.Syftet med uppsatsen är att se om det fortfarande finns utrymme idag för normativa teorier, såsom den etiska teorin just war theory, och om dessa är rimliga att använda. Uppsatsen använder fallstudien Kosovo som exempel och analyserar samtidigt hur denna intervention lever upp till de nio punkterna i teorin.Kvalitativ textanalys samt fallstudie av Kosovo har använts som metoder och just war theory har använts som teori.Resultatet visar att sju av nio punkter helt eller till stor del levdes upp till under NATO:s intervention i Kosovo, och att de resterande två till viss del levdes upp till. Undersökningen påvisar också att normativa teorier lämnas utrymme idag, och att teorin fortfarande kan vara relevant, om än med lite modifikation..

Regler i förskolan : En studie om förskollärares och barns tankar

This thesis focus on the presentation of the filmic room the viewer sees in George A. Romero´s three horror classics Night, Dawn and Day of the Dead. The hypothesis goes as follow; fear and element of tension becomes greater if the audience/viewer has a good knowledge about the filmic room in the film, in other words, a good spatial awareness. The conclusion is that it does. The environment is active in its becoming and in its presentation to the viewer.

Att placera företagsinkubation i en Community of Practice - En studie om lärandemiljön i företagsinkubatorer

The role of small businesses is fundamentally important for the economic development in countries. Within this context, business incubation is used as an entrepreneurship development instrument to promote and support new firms in the early stage of their existence. However, research in the field tends to disregard the perspectives of incubatee entrepreneurs. The performed investigation is based on interviews with entrepreneurs from two different business incubators at Swedish universities. This study uses a Situated Learning Theory (SLT) as a theoretical framework, to examine the entrepreneur's experience of the learning environment in a business incubator.

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