(Click HERE for a documentation of my Citations)

Working Papers:

Does Performance-based Public Funding pay off? UK's Research Excellence Framework (REF) and Research Productivity    (with A.Khan and S.Özcan)

Do Twitter's Science Stars get a Citation Premium?    (with Christian Lessmann) 

           Click here to read CEPR-VoxEU column about social media and citations

Science after Communism: Why does Westernization Correlate with Productivity?    (with H.Chan, V.Lariviere, N.Moy, D.Schilling, B.Torgler)

  Click here to read about it in ifo Dresden Berichtet (4/2022) 

  Click here to read about it in die Hochschule Journal für Wissenschaft und Bildung (1-2/2022)

Women in STEM Graduate Education: Case of the German Excellence Initiative

Leadership in Scholarship: Editors' Appointments and Scientific Narrative    (with Sergey Popov and Sascha Schweitzer)

    Appendix: List of identified topics

Journal Publications: 

Twitter and Citations

    (with H.Chan, S.Schweitzer, B.Torgler)  Economics Letters, 231:111270, (2023) 

German-Jewish Scholars in Turkish Exile: From the Winter of Despair under Nazism to the Spring of Hope in Turkish Academia 

    (with Filiz Künüroğlu)  Migration Letters, 20(1): 25-37, (2023)

The Role of Out-group Network in the Choice of Migration Destination: Evidence from Turkey

    (with Filiz Künüroğlu)  Migration Letters, 19(3): 253-260, (2022)

Specialization, Field Distance, and Quality in Economists' Collaborations 

    (with Sascha Schweitzer and Hakan Yilmazkuday)  Journal of Informetrics, 15(4): 101222, (2021)

Thirty-Five Years of Peer-Reviewed Publishing by North American Economics PhDs: Quantity, Quality, and Beyond

    (with Hakan Yilmazkuday)  Open Economics, 3: 70-85, (2020)

    Note: Click here to read the VOX COLUMN related to this paper!

Ebola and State Legitimacy

    (with Matthias Flückiger and Markus Ludwig)  Economic Journal, 129(621): 2064-2089, (2019)

No Place Like Home: Opinion Formation with Homophily and Implications for Policy Decisions

    (with Marco Portmann and David Stadelmann)  Journal of Mathematical Sociology, 42(2): 47-76, (2018)

Handelsblatt Ranking and Journal Quality: A Cautionary Note

    German Economic Review, 18(4): 516-522, (2017)

Catching up or Falling Behind? Promising Changes and Persistent Patterns across Cohorts of Economics PhDs in German-Speaking Countries from 1991 to 2008

    (with Sascha Schweitzer)   Scientometrics, 110(3): 1297-1331, (2017) 

    Note: Click here to read the Ökonomenstimme article related to this paper!

    !!Click here to download German Economic PhDs' Publications DATA!!

Trade Partner Diversification and Growth: How Trade Links Matter

    (with Hakan Yilmazkuday)   Journal of Macroeconomics, 50: 241-258, (2016)

Are all Economics Graduate Cohorts Created Equal? Gender, Job Openings, and Research Productivity

    (with John Conley and Benno Torgler)  Scientometrics, 108(2): 937-958, (2016)

The First Cut is the Deepest: Repeated Interactions of Coauthorship and Academic Productivity in Nobel Laureate Teams 

    (with Ho Fai Chan and Benno Torgler) Scientometrics, 106(2): 509-524, (2016) 

Is Economics a House Divided? Analysis of Citation Networks

    (with Marko Terviö) Economic Inquiry, 53(3): 1491-1505, (2015)

    !!Click here to download the Citation Matrix data!!

State Taxes, Tax Exemptions, and Elderly Migration

    (with Herwig Schlunk) Journal of Regional Analysis and Policy, 45(1): 47-67, (2015)

Do Nobel Laureates Change their Patterns of Collaboration Following Prize Reception?

    (with Ho Fai Chan and Benno Torgler) Scientometrics, 105(3): 2215-2235, (2015)

Taxing Cross-Border Labor Income and Tax Revenue Sharing in the Öresund Region

    (with Mattias Dahlberg) Bulletin for International Taxation, 69(1): 29-36, (2015)

The Research Productivity of New Ph.D.s in Economics: the Surprisingly High Non-Success of the Successful

    (with John Conley) Journal of Economic Perspectives, 28(3): 205-216, (2014)

    Note: Previous title was "An Empirical Guide to Hiring Assistant Professors in Economics"

    !!Click here to download Economics PhDs' Publication Dataset!!

    !!Click here to watch Malcolm Gladwell commenting on this paper!!

The Effects of Publication Lags on Life Cycle Research Productivity in Economics

    (with John Conley, Mario Crucini, and Robert Driskill) Economic Inquiry, 51(2): 1251-1276, (2013)

    Note: WP Version: NBER Working Paper no. 17043 (2011)

    Note: Click here to read the VOX COLUMN related to this paper!

Book Chapters and other Publications:

Die Verwestlichung der ostdeutschen Wissenschaft: was die Wende für die ostdeutschen MINT-Fächer bedeutete  [Westernization of East German Science:  Meaning of Re-unification for East German STEM fields]

in die Hochschule Journal für Wissenschaft und Bildung, 1-2, (2022)

Ostdeutsche Wissenschaft nach der Wende: Institutioneller Umbau und Produktivität [East German Science after Re-unification: Institutional Restructuring and Productivity]

    in ifo Dresden Berichtet, 29(4): 23-28, (2022)

Publication Lags and the Research Output of Young Economists

    (with John Conley, Mario Crucini, and Robert Driskill)

    in Publishing and Measuring Success in Economics (eds. S.Galiani, U.Paniza), Chapter 8, CEPR Press, (2020)

Toplumsal Fikir Ayrılıkları, Sosyal Ağlar ve Mahalleler [Opinion Gaps, Social Networks and Clusters]

    in Iktisat ve Toplum Dergisi, 107: 63-69, (2019)

Internationale Migration- Erklärungsfaktoren und wirtschaftliche Konsequenzen für Deutschland [International Migration- Explanatory Factors and Economic Consequences for Germany]

    (with David Stadelmann) in Ausländische Fachkräfte gesucht: voreilig? notwendig? willkommen?

    (eds. H.Barz, M.Jung), Düsseldorf University Press, (2015) 

Federal Sistemlerde Vergi Rekabeti [Tax Competition in Federal Structures]

    in Kriz ve Maliye Düşüncesinde Değişim: İzzettin Önder'e Armağan (eds. A.Pinar, A.H.Köse, N.Falay), Sosyal Araştırmalar Vakfı, (2011)

On Inflation Tax Competition

    Academy of Economics and Finance Papers and Proceedings, 32: 263-264, (2008)

Optimum Monetary Policy During Monetary Union Enlargement

    in Quantitative Economic Policy (eds. R. Neck, C. Richter, P. Mooslechner), Springer Verlag, pp.275-291, (2008)