Here you can find the dates and topics of past and upcoming talks of the internal economic theory lunch seminar. It will take place in V10-122 approximately every other week at 12.15pm.


Summer 2018

  • Fri, April 20 - Clemens Fiedler, Tilburg University - Should We Intervene in the Demand of Firms in the Software Market?
  • Fri, June 8 -  Beatrice Simo-Kengne, University of Johannesburg - Demographic changes and asset prices in an overlapping generations model
  • Fri, June 15 - Marco Piccirilli, University of Padua - Mean-reverting no-arbitrage additive models for forward curves in energy markets
  • Fri, June 22 - Patrik Aspers, Uppsala University - Reducing Uncertainty
  • Fri, July 6 - Philipp Külpmann, University of Vienna - Finding the Best Theory for Games with Unique Nash Equilibria in Mixed Stratagies
  • Fri, July 13 - Walter Trockel - How Competitive are "Competitive Payoff Vectors" of Coalitional Market Games?


Winter 2017/18

  • Fri, November 24 - Frank Riedel - „Equilibria under Knightian Price Uncertainty“
  • Fri, December 8 - Giorgio Ferrari - "Singular Stochastic Control Problems for Reflected Diffusions and Applications"
  • Fri, December 15 - Tomasz Makarewicz, Universität Bamberg - "Simple Forecasting Heuristics that Make us Smart: Evidence from Different Market Experiments"
  • Fri, January 12 - Svetlana Borovkova, Free University of Amsterdam - "News Sentiment for Finance: From Financial Stability to Trading"
  • Fri, January 19 - Clemens Fiedler, Tilburg University - Should we Intervene in the Demand of Firms in the Software Market? - cancelled
  • Fri, January 26 - Walter Trockel -  How Competitive are "Competitive Payoff Vectors" of Coalitional Market Games? -CANCELLED-


Summer 2017

  • Fri, May 5 - Thorsten Upmann - "Eigenvalue Productivity: Measurement of Individual Contributions in Teams"
  • Fri, May 12 - Antoine Mandel - 'Dynamic Competition on Social Networks'
  • Fri, May 19 - Tim Hellmann - "The Dynamics of Continuous Cultural Traits in Social Networks"
    Fri, June 2 - Marco Gross - "Macroprudential Analysis using an Agent-Based Macroeconomic Model of the Euro Area: AB-MEMEA"
  • Fri, June 9 - Wei Wei (Oxford) - "Weighted discounting – On group diversity, time-inconsistency, and consequences for investment"
  • Fri, June 23 - Maren Schmeck - "Optimal Reinsurance under Regime-Switching in a Brownian Risk Model"
  • Fri, July 7 - Philipp Külpmann - "Endogenous Network Formation in Networked Markets with Cournot Competition"
  • Fri, July 21 - Claus-Jochen Haake - "On the Decomposability of the Nash Bargaining Solution: an Application to Labor Markets"

Winter 2016/17

  • Fri, November 11 - Herbert Dawid - "Markov-Perfect Equilibria of Differential Games with Multiple Stable Steady States".
  • Fri, November 25 - Maren Schmeck - "Pricing Options on Forwards in Energy Markets: The Role of Mean Reversion's Speed"
  • Fri, December 9 - Anna Zaharieva - "Formal Search and Referrals from a Firm's Perspective"
  • Fri, January 13 - Frank Riedel - "Disambiguation of Ellsberg Equilibria"
  • Fri, February 3 - Neofytos Rodosthenous (Queen Mary University in London) - "Beating the Omega clock: Optimal strategies for nervous and impatient investors"

Summer 2016

  • Fri, May 13 - Ralph Ossa, University of Chicago
  • Fri, June 10 - Zainab Iftikar, EDEEM Student - "General Equilibrium Effects of Immigration in Germany: Search and Matching Approach"

Winter 2015/16

  • Fri, October 16
  • Fri, October 30
  • Fri, November 13
  • Fri, November 27 - Paul Omerod, University College London - "Rational Choice in the 21st Century"
  • Fri, December 11 - Dirk Bezemer, University of Groningen
  • Fri, January 8
  • Fri, January 22
  • Fri, February 5

Summer 2015

  • Fri, April 24- ./.
  • Fri, May 8 - Oliver Fabel
  • Fri, May 22 ./.
  • Fri, June 5 - Oktay Sürücü "The Impact of Time Pressure: Insights from a Queueing Experiment"
  • Fri, June 19 - Karsten Mau "US Policy Spillover (?) - China's Accession to the WTO and Rising Exports to the EU"
  • Fri, July 3 - Michel Keoula ''Duopolistic competition and Innovation with an endogenous hazard rate"
  • Fri, July 10 - Hale Utar “International Trade and Job Polarization: Evidence at the Worker-Level”

Winter 2014/15

  • Fri, October 24 - Volker Böhm "The El Farol Problem Revisited"
  • Fri, October 31 - Anna Zaharieva "On-the-Job Search and Optimal Schooling under Uncertainty and Irreversibility"
  • Fri, November 14 - Frank Riedel "Non-Implementability of Arrow-Debreu Equilibria under Knighting Uncertainty"
  • Fri, November 21 - Sander van der Hoog "Bubbles, Crashes and the Financial Cycle"
  • Fri, November 28 - Manuel Förster "Strategic communication in social networks"
  • Fri, December 12 - Georges Zaccour "Optional Contingent Products Pricing in Supply Chains"
  • Fri, January 9 - Frank Riedel "Other-Regarding Preferences in Markets"
  • Fri, January 16 - Hale Utar "Workers’ Adjustment to Trade Shock"
  • Fri, January 23 - Nick Huberts (Tilburg University) "Entry Deterrence by Timing rather than Overinvestment in a Strategic Real Options Framework"
  • Fri, February 13 - Sergey Popov (Queens University Management School) "Publication, Refereeing and Working Hard"

Summer 2014

Winter 2013/14

  • Fri, October 25 - Christoph Kuzmics "The distribution of quality-adjusted citations of economic research articles" (joint with Michael Günther and Frank Riedel)
  • Fri, November 8 - Volker Böhm "Rational Expectations and the Stability of Balanced Monetary Development in Macroeconomic Models"
  • Fri, November 22 - Fernando Vega-Redondo "tba"
  • Fri, December 13 - Christoph Kuzmics "Game-theoretic Measures of Inequality"
  • Fri, January 24 - Christoph Kuzmics "Coordination with independent private values: Why pedestrians sometimes bump into each other"
  • Fri, February 7 - Sebastian Krug "The Impact of Basel III on Financial (In)stability – An Agent-Based Credit Network Approach"

Summer 2013

  • Fri, April 12 - Anna Zaharieva "Double Matching: Social Contacts in a Labour Market with On-the-Job Search"
  • Fri, April 26 - Frank Riedel "Agenda 2015"
  • Fri, May 17 - Mathias Staudigl "On repeated games with imperfect public monitoring in continuous time" (joint with Jan-Henrik Steg)
  • Fri, May 31 - Florian Herold "Probabilty Weighting as Evolutionary Second-best" (joint with Nick Netzer)
  • Fri, June 14 - Herbert Dawid "Strategic Location Choice under Dynamic Oligopolistic Competition and Spillovers"
  • Fri, July 5 - Giorgio Ferrari "A Stochastic Reversible Investment Problem on a Finite-Time Horizon: Free-Boundary Analysis" (joint with Tiziano De Angelis)

Winter 2012/13

Summer 2012

  • Fri, April 13 - Prof. Christoph Kuzmics "On the impossibility of testing rational decision theories against each other''
  • Fri, April 27 - Prof. Bill Sandholm "Sampling Best Response Dynamics and Deterministic Equilibrium Selection''
  • Fri, May 11 - Dr. Anna Zaharieva "Social Welfare and Wage Inequality in Search Equilibrium  with Personal Contacts''
  • Fri, May 25 - J.-Prof. Tim Hellmann "The Evolution of R&D Networks''
  • Fri, July 6 - Dr. Oktay Surucu "The power of diversity over large solution spaces"

Winter 2011/12

  • Fri, October 21 - Prof. Christoph Kuzmics "The refined best reply correspondence and dynamics''
  • Fri, October 28 - J.-Prof. Tim Hellmann "Opinion Formation in Social Networks: The Effects of Strategic Interaction''
  • Fri, November 11 - Prof. Christoph Kuzmics "Probabilistic Transitivity in Sports''
  • Fri, November 25 - Prof. Herbert Dawid "Labor Flows, Technological Diffusion and Convergence of Regions ''
  • Fri, December 16 - Mathias Staudigl "Dynamic programming in Games''
  • Fri, January 13 - Prof. Gerald Willmann "The Customs Union issue:  Why do we observe so few of them?''
  • Fri, January 27 - Prof. Herbert Dawid "Optimal selection in dynamic models with relative-age effects''



CEF 2018

Nine BiGSEM members actively participated and presented papers at  the 24th International Conference on Computing in Economics and Finance (CEF 2018) in Milano http://comp-econ.org/CEF_2018/.

Call for Papers

13th BiGSEM Doctoral Workshop on Economic Theory

Bielefeld University, Center for Interdisciplinary Research (ZiF)

December 10-11, 2018

SUBMISSION DEADLINE: September 15, 2018





Zainab Iftikhar

successfully defended her thesis on "Essays on the Effect of Migration and Demographic Factors on Labor Markets and Human Capital Accumulation". Congratulations!

Continuous-Time Dynamic Programming, HJB equations, Viscosity Solutions and their use in Economics and Finance

Fausto Gozzi from Università LUISS in Rom is going to hold a Mini Course  from May 2 to May 8. For further information please click here.

Kerstin Hötte

Congratulations! Kerstin Hötte successfully applied for funding for her "Cotutelle de thèse" from the DFH.

Zainab Iftikhar will defend her thesis.

EDEEM student, Zainab Iftikhar, will defend her doctoral thesis. It will take place on Wednesday April 25 at 2 pm at Université Catholique de Louvain.

Social Networks, Referrals and Neighborhood Effects in Frictional Labour Markets

Anna Zaharieva (Bielefeld University), Michael Neugart (Univeristy of Darmstadt) and Michele Battisti (CESifo, Munich) are organising a workshop "Social Networks, Referrals and Neighborhood Effects in Frictional Labour Markets" on the 16th of April at the ZIF.

Successful ExSIDE Second Network-Wide Training Event

in March at the Université Paris 1 Panthéon-Sorbonne, Paris. Our doctoral studens participate at these training event R. Terranova, M. Nanumyan, E. Damdinsuren, S. Reissl, F. Li, T.S. Pham ...

Phemelo Tamasiga

successfully defended his thesis on "Essays in International Trade, Multinational Firm Production and Economic Growth". Congratulations!

BiGSEM Workshop

The 12th BiGSEM Doctoral Workshop on Economic Theory took place at Bielefeld University earlier this week. The annual event is entirely organized by doctoral students for doctoral students. Out of a pool of applications, fourteen speakers where invited to talk about their research in various fields of theoretical economics. All of these talks took place in the plenary hall of the Center for Interdisciplinary Research amidst the green of the Teutoburg Forest. Afterwards, everybody returned home with new ideas and concepts.Pictures

Philipp Möhlmeier

successfully defended his thesis on "The Role of Externalities in Social and Economic Networks".


Simon Schopohl

successfully defended his thesis on "Essays in Communication and Information Transmission".


Gregor Böhl

successfully defended his thesis on "Macrofinance Dynamics, Heterogeneity, and Policy Design".


Oliver Claas

successfully defended his thesis on "Essays on Wage Bargaining in Dynamic Macroeconomics".


Michael Günther

successfully defended his thesis on "Theory and Application of Renegotiation in Repeated Games". Congratulations!

Michael Günther will defend his thesis

BiGSEM Student, Michael Günther, will defend his thesis on Tuesday, September 19. It will take place at 5 pm in room V10-122.

BiGSEM happily welcomes two new BiGSEM members:

Ms. Fabienne Dascher 
Mr. Jasper Hepp

and three new doctoral students of the ExSIDE program are starting their doctoral work at Bielefeld University:

Mr. Erdenebulgan Damdinsuren;
Ms. Mariam Nanumyan;
Ms. Roberta Terranova

We wish our new students a good start and much success with their academic program!

Sevak Alaverdyan has been invited to the 6th Lindau Meeting on Economic Sciences

The Council for the Lindau Nobel Laureate Meetings has selected Sevak Alaverdyan to participate in the 6th Lindau Meeting on Economic Sciences to be held from 22 - 26 August 2017 in Lindau, Germany. Up to 20 Nobel Laureates and approximately 400 highly-talented young economists  from all over the world will participate in this meeting. Sevak Alaverdyan was selected among 1000 nominated students. Congratulations!

Benoit Decerf has a forthcoming publication in The Journal of Public Economics

The EDEEM graduate Benoit Decerf has a forthcoming publication in The Journal of Public Economics "Why not consider that being absolutely poor is worse than being only relatively poor?", which is a part of his PhD dissertation.

Gregor Böhl is awarded the "SCE 2017 Graduate Student Paper Contest"

The EDEEM student Gregor Böhl has been awarded the "Graduate Student Paper Contest 2017" of the Society for Computational Economics (SCE). The awards have been presented during the international conference "Computing in Economics and Finance" in New York City on Friday, June 30.

We are very happy to congratulate Gregor Böhl who is awarded the "Graduate Student Paper Contest 2017" for his paper "Monetary Policy and Speculative Stock Markets".

New Position at Goethe University Frankfurt

We are glad to announce that Gregor Böhl has landed a job as a post doc at the Goethe University in Frankfurt from 01.06.2017. We wish him all the best and success for his professional and private future.