Surveys are a widely used tool to answer socio-economic research question across disciplines. However, data collection can face certain problems such as nonresponding units. For household and population surveys, a large body of literature about the effects of nonresponse exist but only less is...

This paper examines the relationship between health aid and infant mortality, using data from in total 135 countries, between 1975 and 2010. According to the findings, aid comes to have a statistically significant and positive effect on infant mortality rate, as doubling of aid leads to an...

This volume was prepared by Benedikt Heid while he was working at the ifo Institute and the University of Bayreuth. It was completed in December 2013 and accepted as a doctoral thesis by the Department of Economics at the Ludwig-Maximilians-Universität München. It includes six self-contained...

Elisabeth Grewenig prepared this study while she was working at the Center for Economics of Education at the ifo Institute. The study was completed in March 2021 and accepted as doctoral thesis by the Department of Economics at the LMU Munich. It consists of five distinct empirical essays that...

Equality of opportunity is a principle of justice that is built on two fundamental ideas. On the one hand, outcome differences across individuals are unacceptable if they are rooted in factors that are beyond individual control. Examples of such circumstance characteristics are the biological...

The three essays of this dissertation contribute to the measurement of European economic integration and investigate the welfare effects of the European countries. The first study presents a newly developed index – the EU Index – which measures the extent of economic integration into the...

Over the last four decades, several methods for selecting the smoothing parameter, generally called the bandwidth, have been introduced in kernel regression. They differ quite a bit, and although there already exist more selection methods than for any other regression smoother we can still see...

This thesis covers the further development of smooth transition regression models and their applications in finance. Smooth transition regression models are used to model nonlinearity of regime-switching type in empirical applications. Usually, smooth transition regression models are used with...