Faculty

Prof. Dr. Philipp Harms
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Philipp Harms, Professor of International Economics at Johannes Gutenberg University Mainz, received his doctorate from the University of St. Gallen (Switzerland) in 1999. Upon graduation, he joined the faculty of the University of Konstanz where he worked as an assistant professor from 1999 through 2004. He also taught classes in macroeconomics and monetary economics at the Universities of St. Gallen and Lausanne and is part of the faculty at the Study Center Gerzensee (Switzerland). Before joining Johannes Gutenberg University, he was professor of macroeconomics at RWTH Aachen University.

His main research areas are international economics, macroeconomics and political economy. His publications include “The Demographics of Expropriation Risk” (with Philipp an de Meulen), Journal of Population Economics, 2012; “Offshoring along the Production Chain” (with Oliver Lorz and Dieter Urban), Canadian Journal of Economics, 2012; “Boon or Burden? The Effect of Private-Sector Debt on the Risk of Sovereign Default in Developing Countries,” (with Oya Celasun), Economic Inquiry,  2010;  “Deeds, Words, and Outcomes: A Survey of the Growth Effects of Exchange Rate Regimes,” (with Marco Kretschmann), Journal of Economic Surveys, 2009; "Aid, Governance, and Private Foreign Investment: Some Puzzling Findings for the 1990s,”(with Matthias Lutz), Economic Journal, 2006; “Growing into and out of Social Conflict," (with Stefan Zink), Economica, 2003;  "Poverty and Political Risk,” Review of International Economics, 2002.


Prof. Dr. Daniel Schunk
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Daniel Schunk is a professor of public economics at the Johannes Gutenberg University Mainz since fall 2010. He received his doctoral degree from the University of Mannheim. Upon completion of his doctorate, he worked at the University of Zurich (Switzerland) and was a visiting scholar at George Mason University in Virginia (USA). Daniel Schunk is also a research professor at the DIW Berlin, a senior research fellow of the Mannheim Research Institute for the Economics of Aging (MEA), an affiliate of the CESifo at the University of Munich and a permanent research fellow at the University of Zurich.


His research focuses on public finance and public policy, behavioral and experimental economics, as well as survey design and methodology. Recent publications include “Expectations as Reference Points: Field Evidence from Professional Soccer” (with B. Bartling and L. Brandes), Management Science 2014, "How Do Judgmental Overconfidence and Overoptimism Shape Innovative Activity?" (with H. Herz and C. Zehnder), Games and Economic Behavior 2014, “The relationship between child health, developmental gaps, and parental education: Evidence from administrative data” (with M. Salm), Journal of the European Economic Association 2012, "Egalitarianism and Competitiveness" (with B. Bartling, E. Fehr and M. Maréchal), American Economic Review 2009 and "Behavioral heterogeneity in dynamic search behavior: Theory and experimental evidence", Journal of Economic Dynamics and Control 2009.


Dr. Eva Berger
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Eva Berger is a Postdoctoral Researcher at the Department of Economics at the Johannes Gutenberg University Mainz since 2011. She received her doctoral degree from the Freie Universität Berlin in 2011 after having completed the PhD program of the Graduate Center of Economic and Social Research at the German Institute for Economic Research (DIW Berlin). Eva Berger completed research visits at the University of Chicago (2013/2014), at the University of Essex (2008), and at the World Bank in Washington D.C. (2007).

Her research interests are mainly in the economics of education, behavioral economics, and applied microeconometrics. Her current research focuses on the formation of skills and preferences as well as the effects of skills and preferences on economic and social outcomes. Her publications include “Locus of Control and Mothers Return to Employment” (with L. Haywood), Journal of Human Capital 2016, “Happy Working Mothers? Investigating the Effect of Maternal Employment on Life Satisfaction”, Economica 2013, “Maternal Life Satisfaction and Child Outcomes: Are They Related?” (with C. K. Spiess), Journal of Economic Psychology 2011, “Wie hängen familiale Veränderungen und das mütterliche Wohlbefinden mit der frühkindlichen Entwicklung zusammen?” (with F. Peter and C. K. Spiess), Quarterly Journal of Economic Research (Vierteljahrshefte zur Wirtschaftsforschung) 2010, “The Chernobyl Disaster, Concern About the Environment, and Life Satisfaction”, Kyklos 2010.


Dr. Reyn van Ewijk
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Reyn van Ewijk studied both psychology and economics at the University of Groningen, The Netherlands and received his doctoral degree in Applied Econometrics at the University of Amsterdam in 2009. He worked as a postdoc at the economics department of VU University Amsterdam and as a visiting researcher at the London School of Economics. From 2011-2014, he was an assistant professor at the University Medical Center Mainz, Institute for Medical Biostatistics, Epidemiology and Informatics. He takes over the Chair of Statistics and Econometrics at the Johannes Gutenberg University Mainz in fall 2014.

His primary research interests are in the domains of health and education. Much of his research has an interdisciplinary focus, combining econometrics and statistics with various other disciplines including epidemiology, health services research and psychology.

His publications include “Saving lives at birth: The impact of home births on infant outcomes”, American Economic Journal: Applied Economics (forthcoming; with M. Daysal and M. Trandafir); “In utero Ramadan exposure and children's academic performance”, Economic Journal (forthcoming; with D. Almond and B. Mazumder); “Long-term health effects on the next generation of Ramadan fasting during pregnancy”, Journal of Health Economics (2011). “Same work, lower grade? Student ethnicity and teachers’ subjective assessments”, Economics of Education Review (2011), as well as publications in the domains of life sciences and behavioral sciences in journals such as American Journal of Epidemiology, European Journal of Cancer and Educational Research Review.


Prof. Dr. Florian Hett
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Florian Hett is professor for Digital Economics at the Johannes Gutenberg-University in Mainz since April 2018. After receiving a diploma (2009) and a PhD (2014) in Economics he joined the Management and Microeconomics group at Goethe University Frankfurt. He is associated researcher at the Frankfurt Laboratory for Experimental Economic Research (FLEX), the Mainz Behavioral and Experimental Laboratory (MABELLA), the LOEWE Center Sustainable Architecture for Finance in Europe (SAFE), and the Center for Leadership and Behavior in Organizations (CLBO). Further, he is a member of the research unit Interdisciplinary Public Policy at the Johannes Gutenberg-University in Mainz, as well as the committee for Organizational Economics of the German Economic Association.

His research deals with varying topics in the area of applied microeconomics featuring theoretical as well as empirical approaches. A particular focus is on the combination of data from digital sources with behavioral experimental measures, often within the context of field experiments. His publications include

“Bank Rescues and Bailout Expectations: The Erosion of Market Discipline During the Financial Crisis” (with Alexander Schmidt), Journal of Financial Economics 2017, “Social Identity and Social Free Riding” (with Mark Bernard and Mario Mechtel), European Economic Review 2016, and “How Individual Characteristics Shape the Structure of Social Networks” (with Yann Girard and Daniel Schunk), Journal of Economic Behavior & Organization 2016.


Dr. Alexander Mosthaf
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Alexander Mosthaf received his doctoral degree in Economics from the University of Erlangen-Nuremberg in 2014 and was a scholarship holder of the Graduate Programme of the Institute for Employment Research (IAB) in Nuremberg. He studied Social Sciences at the Universities of Erlangen-Nuremberg and Santiago de Chile.

His research interests lie in Empirical Labour Economics. Publications include "Low-wage employment or unemployment: Which one provides better prospects for women?" (with Thorsten Schank and Claus Schnabel), IZA Journal of European Labor Studies, forthcoming; "Do scarring effects of low-wage employment and non-employment differ between levels of qualification?", Scottish Journal of Political Economy, 2014 and "Low-wage careers: Are there dead-end firms and dead-end jobs?" (with Claus Schnabel and Jens Stephani), Journal for Labour Market Research.


Prof. Dr. Philip Sauré

Philip Sauré joined the faculty of the Johannes Gutenberg University Mainz in 2018. He received his doctoral degree from the Universitat Pompeu Farbra, Barcelona, in 2005 and spent the two subsequent years as postdoctoral researcher at the European University Institute in Florence. From 2007 to 2017 Philip Sauré worked at the Swiss National Bank, Switzerland’s central bank. He is a research fellow of the CESifo institute in Munich.

Philip Sauré’s research interests lie in the areas of international macroeconomics and international trade, with recent research focusing on the transmission and the effects of cross-border shocks. Latest publications include “International Inflation Spillovers Through Input Linkages” (with Raphael Auer und Andrei Levchenko) Review of Economics and Statistics in press; “Dynamic Entry in Vertically Differentiated Markets” (with Raphael Auer) Journal of Economic Theory 2018, “Repatriation of Debt in the Euro Crisis” (with Filippo Brutti) des Journal of the European Economic Association 2016 and “Transmission of Sovereign Risk in the Euro Crisis” (with Filippo Brutti), Journal of International Economics 2015.


Prof. Dr. Thorsten Schank
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Thorsten Schank, Professor of Applied Statistics and Econometrics at the Johannes Gutenberg University Mainz, studied economics at the Universities of Mainz, Heidelberg and Manchester (UK). Upon completion of his PhD at the University of Manchester (2001), he was researcher at the Institute of Employment Research (IAB) and assistant professor at the University of Erlangen-Nürnberg, before he joined the University of Mainz in 2010. He is a Research Fellow at the Institute for the Study of Labor (IZA), Bonn and at the Labor and Socio-Economic Research Center (LASER), Nürnberg.

His research interests are mainly in applied labour economics using large-scale micro and panel data. He is currently investigating topics like female representation in management positions, future labor market outcomes of subcontracted employees, the determinants of wage differentials, labour mobility and the labour market effects of foreign firm activity. His publications include “Foreign-owned firms around the world: a comparative analysis of wages and employment at the micro-level” (with A. Hijzen, P. Martins and R. Upward), European Economic Review, 2013, "Differences in labor supply to monopsonistic firms and the gender pay gap'' (with B. Hirsch and C. Schnabel), Journal of Labor Economics, 2010; "High wage workers and low wage firms: negative assortative matching or limited mobility bias'' (with M.J. Andrews, L. Gill and R. Upward), Journal of the Royal Statistical Society Series A, 2008; "Do exporters really pay higher wages? First evidence from linked employer-employee data'' (with C. Schnabel and J. Wagner), Journal of International Economics 2007.


Jun.-Prof. Dr. Iryna Stewen
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Iryna Stewen received her doctoral degree in Economics from the University of Zurich in 2011. She was a visiting scholar at the Houston University and studied Economics at the University of Dortmund.

Her main research areas are international macroeconomics and nance. She focuses in particular on the macroeconomic aspects of international nancial integration and banking deregulation. Her publications include Consumption Risk Sharing over the Business Cycle: th Role of Small Firms' Access to Credit Market (with M. Homann), Review of Economics and Statistics, Nov. 2011. Her recent working papers include papers on the determinants of equity home bias, inter- and intranational capital ows and imbalances, and on intranational risk sharing.


Jun.-Prof. Dr. Konstantin M. Wacker
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Konstantin M. Wacker received his doctorate from the University of Göttingen in 2012 and also studied in Vienna, Alicante, and Beijing. Prior to joining the University of Mainz in 2015, he worked as an economist for the macro department of the World Bank (2013-2015), at an Austrian government agency (2005-2009) and held short-term assignments at the European Central Bank (2012/13), the International Monetary Fund (2011) and the United Nations University – WIDER (2010).

His research focuses on applied aspects of foreign direct investment (FDI), macroeconomic aspects of economic development, and the international financial system. His publications include “Do multinationals deteriorate developing countries' export prices? The impact of FDI on net barter terms of trade,” World Economy (in press).


Dr. Valentin Wagner
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Valentin Wagner received his doctoral degree in economics from the University of Düsseldorf in 2017. Before joining the Johannes Gutenberg-University Mainz, he studied Economics at the Universities of Bonn and Cologne.

His research focuses on behavioral economics and the economics of education. In his dissertation he conducted field experiments in elementary and secondary schools to understand whether applying behavioral insights, e.g. non-monetary incentives or loss framing, in schools can motivate students to increase their academic performance. His current research focuses on the role and optimal design of student feedback in secondary schools.


Prof. Dr. Klaus Wälde
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Klaus Wälde received his doctorate in economics from the University of Kiel in 1994. Prior to joining the faculty of Johannes Gutenberg University Mainz in 2009, he was a faculty member at the Universities of Glasgow, Würzburg, and Dresden. He has held visiting appointments inter alia at the World Bank and the European Commission. He currently also is an Extramural Fellow at the University of Louvain la Neuve, an Associate Editor of the Journal of Economics, and a CESifo Research Fellow. He completed a five-year research position at the Gutenberg Forschungskolleg Mainz in 2014 and is now back to normal teaching. He is married and the father of two cute girls.

His current research focuses on the analysis of labor markets using, inter alia, structural estimation methods, and on emotional economics. His publications include "Optimal Saving under Poisson Uncertainty", Journal of Economic Theory, 1999; "Endogenous Growth Cycles", International Economic Review, 2005; "International Competition, Downsizing and Wage Inequality", (with P. Weiß), Journal of International Economics, 2007; "How Trade Unions Increase Welfare", (with A. Donado), Economic Journal, 2012; "Estimating Incentive and Welfare Effects of Non-Stationary Unemployment Benefits", (with A. Launov), International Economic Review, 2013.


Prof. Dr. Beatrice Weder di Mauro
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Beatrice Weder di Mauro received her doctorate in economics from the University of Basel in 1991. Prior to joining the faculty of Johannes Gutenberg University Mainz in 2001 (Chair for Economic Policy and International Macroeconomics), she was an economist at the International Monetary Fund. She held visiting appointments at Harvard University, the National Bureau of Economic Research, the World Bank, and the United Nations University in Tokyo. She is a fellow at the Center for Economic Policy Research (CEPR), and served as a member of the German Council of Economic Experts (2004 – 2012).

Her current research focuses on the analysis of financial crisis, international capital flows, bank governance and growth. Her publications include " International Competitiveness, Job Creation and Job Destruction, " (with C. Moser und D. Urban), Journal of International Economics; "The Politics of Sovereign Debt Crises, " (with C. van Rijckeghem ), Public Choice, 2009; "Effects of Basel II on German Bank Lending to Emerging Markets: A Bank-Level Analysis, " (with T. Liebig, D. Porath und M. Wedow), Journal of Banking and Finance , 2007; " A Free Press is Bad News for Corruption," (with A. Brunetti), Journal of Public Economics, 2003; "Do Corrupt Governments Receive Less Foreign Aid?" (with A. Alesina), American Economic Review, 2002.


Dr. Constantin Weiser
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Constantin Weiser received his doctoral degree in economics from the University of Mainz in 2013. He studied Economics at the Universities of Mannheim and Mainz.

His main research areas are numerical methods and their use for econometrics, especially time series econometrics. Furthermore he is co-author of applied empirical papers, e.g. "An Empirical Test of Marginal Productivity Theory", with Prof. Dr. Martin Biewen (University Tübingen), Applied Economics (2014).