Sökning: "Oskar Olsson"
Hittade 4 avhandlingar innehållade orden Oskar Olsson.
1. Immune mediators in people with HIV and tuberculosis
Sammanfattning : Tuberculosis (TB) is the most common cause of death among people with HIV (PWH). PWH often have atypical clinical manifestations of TB, and TB disease can therefore be missed. Better screening markers could identify individuals with high likelihood of TB disease. LÄS MER
2. Essays on Macroeconomics: Wage Rigidity and Aggregate Fluctuations
Sammanfattning : Essay I: I use Swedish micro data to analyze how firms adjusted their labor costs in response to the large drop in aggregate demand during the Great Recession. For identification, I exploit that the recession primarily hit export-dependent firms in Sweden. LÄS MER
3. Challenges with Driverless and Unattended Train Operations
Sammanfattning : Demand for transportation continues to increase, for both freight and passenger services. One of the most energy-efficient modes of transportation is rail. One solution to increase the attractiveness of rail transport is to introduce automatic train operation (ATO) with a high grade of automation (GoA). LÄS MER
4. Challenges for ERTMS related to implementation, technology and railway capacity
Sammanfattning : The main purpose of European Rail Traffic Management System (ERTMS) is to remove crossborder barriers and create an interoperable railway network across European countries (Smithet al. 2012). Since its birth, ERTMS has faced several issues regarding interoperability andimplementation. LÄS MER