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Sosiale medier og skattemigrasjon : Et casestudie av Meta Platforms INCs internasjonale skatteparadis
(Master thesis, 2023)Utviklingen av digitale tjenester har bidratt til en stor mobilitet og fleksibilitet innen den globale økonomien. De internasjonale skattereglene i dagens samfunn tar i hovedsak utgangspunkt i at selskapene må ha fast ... -
Expanding Horizons in Norwegian High-Yield Bond Spread Estimation : A Comparative Analysis of Structural Bond Pricing Models in the Period 2015 to 2023
(Master thesis, 2023)Investigating the complex dynamics of credit risk pricing in corporate bonds has been a significant area of interest in financial research for many years. This thesis examines the effectiveness of various structural bond ... -
AI and Firm Values: How the Release of ChatGPT Affected Expectations Toward AI-exposed Firms : A Difference-in-Differences Approach
(Master thesis, 2023)The release of ChatGPT constituted a major technology shock to AI, offering new information about AI advancement and its future potential. This paper studies the impact of the release on analyst stock recommendations and ... -
Mind The Gap: Decomposing the Credit Spread Puzzle : An empirical analysis of credit risk pricing in the Norwegian Corporate Bond Market in the period 2014-2023
(Master thesis, 2023)This thesis presents a comprehensive analysis of the credit spread puzzle in the Norwegian corporate bond market, a topic that has been largely unexplored since 2015. Focusing on the period from 2014 to 2023, we aim to ... -
Cruise Tourist Management : A Mixed Integer Linear Programming Model for Allocating Cruise Tourists in Bergen City Centre
(Master thesis, 2023)As Norway’s largest cruise port, Bergen allows up to 8,000 cruise tourists to visit per day. Effectively allocating these tourists is crucial to prevent queues and congestion while simultaneously maximizing the tourists’ ... -
Scheduling Support Vessels In Antarctic Krill Fishing : A Mixed-Integer Linear Programming Model With A Rolling Horizon Approach
(Master thesis, 2023)Increasing food prices in Europe demands a heightened attention to resource utilisation. This leads to a great potential to better utilize one of the most abundant biomasses on earth: krill. These tiny crustaceans consist ... -
Bigger isn’t always better : A twenty-one-year study of the size effect on the Oslo Stock Exchange
(Master thesis, 2023)Our analysis reveals an average monthly size effect of 1.29 percent on the Oslo Stock Exchange from 2000 to 2020, a significance that persists after adjusting for various systematic risk factors. Despite substantial ... -
Data Reconciliation in Electricity Markets : Implementing and Testing a Physics-Informed Optimization Framework to Correct Data Inconsistencies on the ENTSO-E Transparency Platform
(Master thesis, 2023)Climate goals and geopolitical shifts have forced the European electricity system into transition. High-quality electricity data is a critical success factor for stakeholders in this transition. This thesis examines the ... -
Prеdictivе Analysis fоr Custоmеr Churn in thе Crеdit Card Industry: Hоw dо variоus custоmеr dеmоgraphic, transactiоnal, and bеhaviоral fеaturеs influеncе churn ratеs in thе crеdit card industry? - A study оf applying machinе lеarning tеchniquеs tо thе multifacеtеd aspеcts оf custоmеr churn.
(Master thesis, 2023)This thеsis prоvidеs a prеdictivе analysis оf hоw variоus fеaturеs influеncе churn ratеs, basеd оn thе datasеt frоm a crеdit card cоmpany. Оur rеsеarch еmplоys binary lоgistic rеgrеssiоn and bооstеd randоm fоrеst mоdеls, ... -
Exploiting the Index Effect on OSEBX using Machine Learning : Trading on predictions made by GLM and XGBoost with a conditional posterior probability threshold
(Master thesis, 2023)In March and September of each year, Euronext decide which companies should be included on the Oslo Stock Exchange Benchmark Index (OSEBX). OSEBX consists of 50-80 companies, all selected from the approximately 200 ... -
Liberty, Equality, Inheritance? An empirical study of inheritance’s impact on wealth inequality in Norway
(Master thesis, 2023)The intention of this paper is to assess the short-term impacts of inheritance on wealth inequality in Norway. I apply Norwegian population-wide individual-level data from 1994- 2013 to empirically estimate a direct ... -
Essays on Shareholder Engagement and Voting
(Doctoral thesis, 2024-05)Navigating through a PhD is like walking alone on a dark winter night. The kindness I have encountered along the way is the twinkling stars that accompany me and guide me in the darkness. For that, I am forever ... -
Representations of Uncertainty for Decision Modelling
(Doctoral thesis, 2024-05)First and foremost, I would like to express my sincere gratitude to my supervisors Stein W. Wallace, Julio C. Goez and Francesca Maggioni. I would also like to extend my thanks to my co-authors Jamie Fairbrother and Geir ... -
Convergence between the Baltic and the Nordic economies: Some reflections based on new data for the Baltic countries
(DP SAM;05/2024, Working paper, 2024-04-18)This short paper uses recent estimates of GDP per capita for the Baltic countries for the 1919-2020(22) period to test for convergence between the Baltic and the Nordic economies. Drawing from the methodology used in Bernard ... -
Innocuous Exam Features? The Impact of Answer Placement on High-Stakes Test Performance and College Admissions
(DP SAM;04/2024, Working paper, 2024-04-14)We exploit randomness in college entrance exams in Colombia to study how the placement of answers impacts multiple-choice test results and access to college. Using administrative data, we find that: first, applicants are ... -
The Effects of Labour Migration and Interventions on Tax Compliance
(Doctoral thesis, 2024-04)First of all, I would like to thank my supervisors at the Norwegian School of Economics (NHH), Evelina Gavrilova-Zoutman and Floris Zoutman for excellent guidance throughout my PhD. Following my many years outside ... -
Servant Leadership in a Marketing Context
(Doctoral thesis, 2024-03)Research on Servant Leadership (SL) is gaining momentum in the management literature, but the role and effects of this style of leadership have not received much attention in the marketing literature. The purpose of ... -
Will Artificial Intelligence Get in the Way of Achieving Gender Equality?
(DP SAM;03/2024, Working paper, 2024-03-14)The promise of generative AI to increase human productivity relies on developing skills to become proficient at it. There is reason to suspect that women and men use AI tools differently, which could result in productivity ... -
Business model digitalization, competition, and tax savings
(Discussion paper;6/24, Working paper, 2024-03-13)We examine the effect of business model digitalization on competition and how corporate tax savings through digitalization may augment this relationship. Global policymakers express concern that digitalization-related tax ... -
Does increasing inequality threaten social stability? Evidence from the lab
(DP SAM;02/2024, Working paper, 2024-03)We study the relationship between inequality and social instability. While the argument that inequality can be damaging for the cohesion of a society is well established, the empirical evidence is mixed. We use a novel ...