Nikos Askitas
Coordinator of Data and Technology

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Askitas Nikos Askitas studied Mathematics and computer science at the Aristoteleion University of Thessaloniki (Greece) where he graduated in 1988. Sponsored by a Fulbright Scholarship, in 1990 he received his Masters degree in Mathematical Logic from Indiana University in Bloomington, Indiana (USA). He became interested in Topology with particular emphasis in Four Dimensional Manifold Theory and obtained his Ph.D. in 1994 for his thesis "On 2-spheres in 4-manifolds".

In 1994 he became a Leibniz Fellow at the Max-Planck-Institut for Mathematics in Bonn (Germany). From 1997 to 1998 he shifted his research focus to Classical Knot Theory and Computer Science. He also worked on commercial web design projects for various Bonn-based businesses. In 1999 he was Visiting Fellow at the Aristoteleion University of Thessaloniki. Nikos is a member of the DDI alliance Experts Committee, advisor at the Open Data Foundation and speaker of the German Research Data Infrastructure to the German Data Forum (RatSWD).

He has published papers in mathematical journals such as Manuscripta Mathematica, Mathematische Zeitschrift, Knot Theory and Its Ramifications, The Kobe Journal of Japan, Topology and Its Applications. He is also the author of several stata modules. His interests include Remote Access/Computing/Processing, Data management, Systems Design, Big Data and Game Theory.

Nikos Askitas joined IZA as an IT Specialist in March 2000. In January 2008 he became Deputy Head of IT and in August 2008 he became Head of the Institute's International Data Service Center and IZA CTO. Since October 2014 Nikos is IZA Director of Data and Technology responsible for IT, the IZA IDSC and all issues related to Data and Technology.
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IZA World of Labor article: Google search activity data and breaking trends
IZA Discussion Papers:
No. Author(s)
10753  Nikos Askitas
Opinion Copulas, Homophily and Multimodal Marginals
(Published in: PLoS ONE, 2017 )
9988  Nikos Askitas
Big Data Is a Big Deal But How Much Data Do We Need?
(published in: AStA Wirtschafts - und Sozialstatistisches Archiv, 2016, Journal of the German Statistical Society [journal version])
9570  Nikos Askitas
Predicting the Irish "Gay Marriage" Referendum
9569  Nikos Askitas
Calling the Greek Referendum on the Nose with Google Trends
9503  Nikos Askitas
Predicting Road Conditions with Internet Search
(Published in: PLoS ONE, 2016 [journal version])
9427  Nikos Askitas
Trend-Spotting in the Housing Market
(published in: Cityscape - A Journal of Policy Development and Research, 2016, 18 (3), 185-198, Article [journal version])
8899  Nikos Askitas
Klaus F. Zimmermann
The Internet as a Data Source for Advancement in Social Sciences
(published in: International Journal of Manpower, 2015, 36 (1), 2 - 12. )
7896  Nikos Askitas
Selfish Altruism, Fierce Cooperation and the Emergence of Cooperative Equilibria from Passing and Shooting
5895  Nikos Askitas
Klaus F. Zimmermann
Detecting Mortgage Delinquencies
5601  Nikos Askitas
Klaus F. Zimmermann
Health and Well-Being in the Crisis
(published in: International Journal of Manpower, 2015, 36 (1), 26 - 47. )
5522  Nikos Askitas
Klaus F. Zimmermann
Nowcasting Business Cycles Using Toll Data
(published in: Journal of Forecasting, 2013, 32 (4), 299-306, Article)
This paper has repeatedly been among the Top 10 monthly downloads. 
Nikos Askitas
Klaus F. Zimmermann
Google Econometrics and Unemployment Forecasting
(published in: Applied Economics Quarterly, 2009, 55 (2), 107-120. [Open Access])
IZA Policy Papers:
No. Author(s)
31 Nikos Askitas
Klaus F. Zimmermann
The Toll Index: Innovation-based Economic Telemetry
IZA Standpunkte:
No. Author(s)
17 Nikos Askitas
Klaus F. Zimmermann
Googlemetrie und Arbeitsmarkt in der Wirtschaftskrise
(published in: Wirtschaftsdienst, 2009, 7, 489-496)
13 Nikos Askitas
Klaus F. Zimmermann
Prognosen aus dem Internet: Weitere Erholung am Arbeitsmarkt erwartet