Publikationen
Recent Submissions
-
Conductors of superelliptic curves
Dissertation(Universität Ulm, 2019-11-28)The main object of this thesis are conductors associated to algebraic curves. For a superelliptic curve given by y^n=g(x) we give a decomposition of the conductor exponent at primes p not dividing n in n-1 terms such that ... -
Coupled PDE-systems: modelling, analysis and model reduction
Dissertation(Universität Ulm, 2019-10-16)The description of scientific phenomena by mathematical models by (parametrized) partial differential equations (PPDEs) often lead to highly time consuming problems. Though, these type of problems have to be solved and ... -
Equity premium prediction using informed investor information
Dissertation(Universität Ulm, 2019-09-23)The results in this thesis reveal the value of using informed investor information for predicting the equity premium and aggregate default risk. The thesis comprises three selfcontained chapters. The first chapter ... -
Social responsibility in apparel supply chains : Exploring drivers, enablers, and barriers in Vietnam and Indonesia
Dissertation(Universität Ulm, 2019-09-19)Despite the slowly growing presence of SSCM related research and given the prominent social issues in the apparel industry, in-depth research on the spot that concentrates particularly on developing country suppliers is ... -
Nachhaltigkeitsinnovationen in der Zulieferkette am Beispiel der Automobilindustrie : Treibende Faktoren und Auswirkungen auf die Ausgestaltung der Wertschöpfungskette
Dissertation(Universität Ulm, 2019-09-09)Die vorliegende Dissertation widmet sich nachhaltigen Produktinnovationen in der Automobilindustrie, die auf den Einsatz von nachhaltigen Materialien abzielen. Dabei werden speziell Innovationen von Zulieferern betrachtet. ... -
The past and the future of mortality
Dissertation(Universität Ulm, 2019-09-03)A variety of literature addresses the question of how the age distribution of deaths changes over time as life expectancy increases. However, corresponding terms such as extension, compression, or rectangularization are ... -
Essays in applied microeconomics : herding behavior, competition intensity and risk timing
Dissertation(Universität Ulm, 2019-08-20)We investigate whether credit rating agencies systematically follow each other's rating decisions. Therefore, we rely on the rotation of rating analysts within credit rating agencies and their impact on the rating. Using ... -
Quantitative assessment of multi-year non-life insurance risk
Dissertation(Universität Ulm, 2019-08-16)This cumulative dissertation contributes to the field of quantitative multi-year risk assessment for non-life insurance obligations. Quantifying non-life insurance risk, i.e. the uncertainty in pricing and reserving resulting ... -
Sublieferantenmanagement durch Directed Buy: Gründe, Konsequenzen und Alternativen
Dissertation(Universität Ulm, 2019-08-13)Das Konzept des Supply Chain Managements impliziert, dass Unternehmen versuchen, Kontrolle über die Ebene der direkten Lieferanten hinaus auszuüben. Kontrolle kann auf unterschiedliche Weisen erzielt werden. Während es ... -
Digitalisierung in der Jahresabschlussprüfung und der Internen Revision : vier explorative Studien über die Auswirkungen neuer Technologien
Dissertation(Universität Ulm, 2019-08-07)Die vorliegende kumulative Dissertation stellt schwerpunktmäßig auf die Digitalisierung in der Jahresabschlussprüfung und der Internen Revision ab. Mittels explorativer Forschungsansätze in Form von strukturiertem Fragebogen, ...
RSS 1.0