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Berthold U. Wigger

Researcher at Karlsruhe Institute of Technology

Publications -  111
Citations -  919

Berthold U. Wigger is an academic researcher from Karlsruhe Institute of Technology. The author has contributed to research in topics: Endogenous growth theory & Higher education. The author has an hindex of 14, co-authored 109 publications receiving 840 citations. Previous affiliations of Berthold U. Wigger include University of Mannheim & Center for Economic Studies.

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Pay-as-you-go financed public pensions in a model of endogenous growth and fertility.

TL;DR: It is shown that small sized public pensions stimulate per capita income growth, but further increases in public pensions eventually reduce it, and fertility, on the other hand, falls by an increase in public pension if they are either small or large.
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Predicting student dropout: A machine learning approach

TL;DR: Two approaches of machine learning, logistic regressions and decision trees are performed to predict student dropout at the Karlsruhe Institute of Technology (KIT), finding decision trees to produce slightly better results than logistic regression.
Posted ContentDOI

Risk, Resources, and Education: Public versus Private Financing of Higher Education

TL;DR: This article developed a public education scheme that takes aspects of uncertainty in private educational investments explicitly into account, and made a case for tuition fees that depend on expected returns of investments in education.
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Growth and social security: the role of human capital

TL;DR: In this article, the authors studied the growth and efficiency effects of pay-as-you-go financed social security when human capital is the engine of growth and showed that a properly designed, unfunded social security system leads to higher output growth than a fully funded one.
Posted Content

The Effects of Tuition Fees on Transition from High School to University in Germany

TL;DR: This article studied whether the introduction of tuition fees at public universities in some German states had a negative effect on enrollment, i.e., on the transition of high school graduates to public universities.