Browsing Wirtschaftswissenschaftliche Fakultät by Title
Now showing items 225-244 of 309
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Rationalität und Qualität von Wirtschaftsprognosen
(2015-05-19)Economic forecasts are utilized to decrease uncertainty relating to planning processes of companies and governments. Empirical research shows evidence that the level of forecast quality is generally rather poor. In order ... -
References and Preferences: New insights in food decision making
(2015-03-18)Consumers’ food preferences have led to a worldwide overweight rate of 35% in 2008. It is a matter of fact that overweight is closely linked to unhealthy eating habits. Most existing nutrition labels contain reference ... -
Reflections on Text Mining Approaches in Corporate Failure Prediction based on German Financial Statements
(2023-05-05)The field of corporate risk assessment is in a state of flux due to society's increased expectations of statistical methods, which are classified as part of the field of machine learning. While in earlier times multivariate ... -
Regional integration processes: Four studies about convergence, growth and monitoring tools
(2010-07-15)Since the end of the Cold War the number of free trade and preferential partnership agreements has been increasing worldwide. A large part of these treaties are made between developing- and ... -
Regulation of Disclosure and Corporate Governance: An Empirical Investigation of Economic Consequences
(2016-11-10)The level of regulation of disclosure and corporate governance on the national and supranational level has increased substantially in the last decade. With that in mind, and in the light of the demand for evidence-based ... -
Reporting by Non-Listed Companies on Corporate Social Responsibility
(2024-01-30)In the first study, I empirically investigate the association between ‘Corporate Social Responsibility’ (CSR) preferences of external and internal non-shareholder stakeholders and mandatory CSR reporting in a setting of ... -
Responsible Consumer Behavior in the Digital Age
(2022-09-22)In recent years, consumers have become more sensitive to the social, economic, and environmental consequences of their market choices. More and more consumers vocally oppose socially irresponsible production patterns and ... -
Retail Innovation – The User Acceptance of Mobile Service Technologies and the Effect on Retailer
(2019-05-27)The usage of smartphones is on the brink of revolutionizing the way people shop and emphasizes the strategic importance of mobile services for retailers. This holds especial importance for the customer interface design ... -
Risk, Conflict and Challenges in the Context of Emerging Economies
(2012-10-02)Motivated by the growing relevance of the so-called Emerging Economies, this doctoral thesis conducts an empirical analysis grounded in three sub-disciplines of empirical economic research. In three essays, this work ... -
Risks and Risk Premiums in Commodity Markets
(2014-02-21)This PhD thesis investigates risks and risk premiums in commodities markets. Two chapters discuss the risks premium in interconnected electricity markets. One chapter develops a model for price spikes, and the risks of ... -
Risks, Insurance, Shocks: Case Study and Experimental Evidence from Colombia
(2014-07-07)In this dissertation I present novel findings that analyze the effects of insurances on the resilience to shocks and household's risk taking behavior. Moreover, the question is raised as to whether there could actually be ... -
Robo-Advice: The Digitalization and Automation of Financial Advice
(2022-09-30)This cumulative dissertation consists of and critically discusses five peer-reviewed and co-authored publications by me about the digitalization and automation of financial advice, so-called Robo-Advice (RA). The dissertation ... -
Rural Livelihood, Migration, and Human Capital Formation: The Ethiopian Case
(2008-01-25)This dissertation identifies rural livelihood, migration, and human capital formation as the three major elements of rural-urban linkages which help to transform a predominantly agrarian ... -
Semi-analytische und simulative Kreditrisikomessung synthetischer Collateralized Debt Obligations bei heterogenen Referenzportfolios
(2006-06-02)Collateralized Debt Obligations (CDOs) have nowadays become an integral part of all asset-backed securities issuances. It is noteworthy that credit derivative-based synthetic CDO structures ... -
Semi-Parametric Distributional Regression in Forestry and Ecology
(2023-08-10)Recent advances in machine learning software, such as automatic differentiation and just-in-time (JIT) compilation, have significantly changed machine learning research. They have accelerated model development and contributed ... -
Semiparametric Structure Guided by Prior Knowledge with Applications in Economics
(2011-05-27)Among many developments in statistical modelling in recent years, non- and semiparametric methods have proved to be a particularly powerful data-analytic tool. Nevertheless, there still ... -
Simple Solutions to hard Problems in the Estimation and Prediction of Welfare Distributions
(2011-06-01)The aim of my PhD projects is to investigate various problems in applied parametric and nonparametric estimation, and eventually in prediction. The main focus is on welfare analysis. For instance, in both nonparametric density ... -
Simultane Planung von Investitions- und Finanzierungsprogrammen bei mehrfacher Entscheidungsfolge
(2008-03-20)One of the optimizations theory is the investment financial model which based on both "H. Hax" (1964, Investitions- und Finanzplanung mit Hilfe der linearen Programmierung) and "H. M. Weingartner" (1963, Mathematical ... -
SME Innovation in Regional Innovation Systems
(2023-08-31)This dissertation analyzes innovations in small and medium-sized enterprises (SMEs) using the concept of regional innovation systems (RIS). The research shows the heterogeneity of innovation processes in SMEs and regions ... -
Social Capital, Trust, and Economic Growth
(2007-11-15)Taking panel data and using a fixed-effects estimation for a 41-country sample over the time period from 1980 to 2004 and with a total of 129 observations, the thesis points out that economic ...