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, bargaining theory, financial economics with occasional ventures into other areas.

PhD Supervision Interests

Arnolds' supervision interests are mainly in socio-economic networks, game theory, financial economics and financial risk/interdependence.

Key Publications

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

Polanski, A. & Vega-Redondo, F., 2018, Coalition bargaining in repeated games, International Economic Review 59(4): 1949-1967

Mcvicar, D. & Polanski, A., 2014, Peer effects in uk adolescent substance use: Never mind the classmates?
Oxford Bulletin of Economics and Statistics. 76, 4, p. 589–604

Polanski, A. & Stoja, E., 2014, Co-dependence of Extreme Events in High Frequency FX Returns
 Journal of International Money and Finance. 44, p. 164-178

Polanski, A., 2007, A decentralized model of information pricing in networks. Journal of Economic Theory. 136, 1, p. 497-512

Polanski, A., 2007, Bilateral bargaining in networks. Journal of Economic Theory. 134, 1, p. 557-565