Sökning: "Investment cost"

Visar resultat 6 - 10 av 350 avhandlingar innehållade orden Investment cost.

1. 6. Implant-supported restorative therapy in a Swedish population. Complications and cost evaluations

   Författare :Karolina Karlsson; Göteborgs universitet; []
   Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; dental implant; complication; peri-implantitis; risk factors; interventions; cost;

   Sammanfattning : Replacing missing teeth through implant-supported restorative therapy is a common treatment procedure. While high survival rates have been reported, complications affecting the implant and/or the implant- supported reconstructions may occur. Such biological or technical complications require additional investment in treatment. LÄS MER

3. 7. Infrastructure investment planning under uncertainty

   Författare :Niclas A. Krüger; Lars Hultkrantz; Farideh Ramjerdi; Örebro universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Real options; Wavelets; Risk; Uncertainty; Investments; Growth; Benefit-cost analysis; Infrastructure; Transportation; Traffic safety; Fractional Brownian motion; Incomplete contracts; Monte-Carlo simulation; Long memory; Economics; Nationalekonomi; Economics; Nationalekonomi;

   Sammanfattning : This dissertation is concerned with the planning processes in transportation and infrastructure investments and the aim is to improve risk assessment, risk valuation and risk management. Many of the results presented in this thesis are also applicable to a wider range of questions... LÄS MER

4. 8. Hydrogen in the European energy system - The cost dynamics and the value of time-shifting electricity generation

   Författare :Simon Öberg; Chalmers tekniska högskola; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; cost; energy systems modeling; Hydrogen; gas turbine; system dynamics; time-shifting;

   Sammanfattning : If the European Union is to become climate-neutral by Year 2050, as envisioned in the European Green Deal, the European energy system must undergo an unprecedented transformation towards eliminating its carbon emissions. For this transition, renewable electricity plays a central role, not only in replacing the current fossil-based electricity generation, but also in promoting the electrification of other sectors, such as transport and industry, sectors which are currently based on fossil fuels. LÄS MER

5. 9. On the Economic Return of a Software Investment – Managing Cost, Benefit and Uncertainty

   Författare :Emil Numminen; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Economic Return; Managerial Decisions; Real Option; Software Investment; Uncertainty;

   Sammanfattning : The purpose of this dissertation is to explore how the economic return of a software investment can be assessed and managed. This topic has been studied in research and has been a concern for firms making software investments. In order to study this we need a model of the underlying factors affecting the economic return. LÄS MER

7. 10. Life Cycle Costing in Road Planning and Management : A Case Study on Collision-free Roads

   Författare :Jonas Wennström; Håkan Sundquist; Tommy Edeskär; KTH; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; collision-free road; design; infrastructure; investment; life cycle costing; life cycle cost analysis; maintenance; management; operation; planning; road; sustainability;

   Sammanfattning : Construction of infrastructure does not only mean large capital investments but also future costs to operate and maintain these assets. Decision making in planning and design of roads will impact the need of future operation and maintenance activities. LÄS MER