Projects per year
Personal profile
Biography
Arnold obtained his Bachelor degree in Economics from the University of Bielefeld and completed his Doctorate in Quantitative Economics at the University of Alicante. He then held a postdoctoral research position at the University of Minnesota. Before joining the UEA, he lectured at Queen’s University Belfast. Arnold's research interests are mainly in socio-economic networks, game theory, financial economics with occasional ventures into other areas.
Key Publications in the last 5 years
Polanski, A., Sikora, J. , 2025, What Can We Learn from Applying Machine Learning to Bargaining?. Computational Economics. https://doi.org/10.1007/s10614-025-11014-y
Polanski, A. 2024, Close-knit neighborhoods: Stability of cooperation in networks, Journal of Economic Theory, 215
Polanski, A. & Vega-Redondo, F. 2023, Homophily and influence, Journal of Economic Theory, 207
Polanski, A., 2019, Communication networks, externalities and the price of information. Rand Journal of Economics. 50, 2, p. 481-502
Polanski, A., Stoja, E. & Windmeijer, F., 2019, Telling tales from the tails: high-dimensional tail interdependence, Journal of Applied Econometrics. 34, 5, p. 779-794
Work in progress
Polanski, A., Cortes Corrales, S., 2025, Stability and resilience of alliances: A network approach, R&R Journal of Public Economics
Polanski, A. Stoja, E., & A.-F. Allard, 2025, Asymmetric Quantile Interdependence - An Axiomatic Approach, submitted to Journal of Business & Economic Statistics
Stoja, E., Polanski, A. and L.H. Nguyen, 2025, Tails of the Unexpected: What Drives the Negative Tail Risk Premium Anomaly?, submitted to Management Science
Polanski, A., Cortes Corrales, S., 2025, Survival in Economic Networks
Polanski, A., 2025, Information Flows and the Spread of Conspiracies
Academic Background
09/2007: Postgraduate Certificate in Higher Education Teaching, Queen’s University Belfast.
1/2005: Postdoctoral studies at the University of Minnesota
11/2004: Ph.D. in Economics (European Doctor Mention), University of Alicante. Thesis advisor: Prof. Fernando Vega-Redondo
09/1999: MSc in Quantitative Economics, University of Alicante
12/1993: MA in Economics (Diplom-Volkswirt), University Bielefeld
Administrative Posts
Chair of Faculty Appeals and Complaints Panel
Plagiarism Officer
Lead of the Economic Theory Group
Key Research Interests
socio-economic networks,
information economics,
game theory,
financial economics,
financial (tail) risk
machine learning
Areas of Expertise
socio-economic networks, game theory, financial tail risk
Keywords
- Economic Theory
- game theory
- networks
- information economics
- Finance
- financial economics
- tail risk
Collaborations and top research areas from the last five years
Projects
- 2 Finished
-
What can economists learn from applying machine learning to bargaining?
Polanski, A., Poulsen, A. & Grubiak, K.
1/10/20 → 27/03/22
Project: Research
-
Telling Tales from the Tails: A New Framework to Examining Tail Interdependence
Institut Europlace de Finance Louis Bachelier
5/01/15 → 4/01/16
Project: Research
-
The taxonomy of tail risk
Stoja, E., Polanski, A. & Nguyen, L. H., 1 Jun 2025, In: Journal of Financial Research. 48, 2, p. 701-724 24 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile2 Citations (Scopus) -
What can we learn from applying machine learning to bargaining?
Polanski, A. & Sikora, J., 26 Jun 2025, (E-pub ahead of print) In: Computational Economics.Research output: Contribution to journal › Article › peer-review
Open Access -
Close-knit neighborhoods: Stability of cooperation in networks
Polanski, A., Jan 2024, In: Journal of Economic Theory. 215, 105775.Research output: Contribution to journal › Article › peer-review
Open AccessFile -
Does systematic tail risk matter?
Stoja, E., Polanski, A., Nguyen, L. H. & Pereverzin, A., Jan 2023, In: Journal of International Financial Markets, Institutions & Money. 82, 101698.Research output: Contribution to journal › Article › peer-review
Open Access7 Citations (Scopus)4 Downloads (Pure) -
Homophily and influence
Polanski, A. & Vega-Redondo, F., Jan 2023, In: Journal of Economic Theory. 207, 105576.Research output: Contribution to journal › Article › peer-review
Open AccessFile6 Citations (Scopus)26 Downloads (Pure)
Activities
- 1 Other
-
Co-organiser of an annual international workshop on economics of networks
Arnold Polanski (Organiser)
2017 → …Activity: Other activity types › Other