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Schedule

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.

Winter Term 2019-2020

  • Fri, Oct. 18 - Max Nendel, Universität Bielefeld - "Efficient computation of price bounds under model uncertainty in a Markovian setting" - Abstract
  • Fri, Nov. 8 - Demeze-Jouatsa Ghislain Herman, Universität Bielefeld
  • Fri, Nov. 22 - Hanwu Li, Universität Bielefeld 
  • Fri, Nov. 29
  • Fri, Jan. 10
  • Fri, Jan. 24

Summer Term 2019

  • Fri, April 26 - Julia Eisenberg, Univ. of Liverpool - On some control problems for two-dimensional models - Abstract
  • Fri, May 17 - Esmaeil Babaei, University of Manchester - Stochastic Nonlinear Perron-Frobenius Theorem - Abstract
  • Fri, June 7 - Mattia Guerini, Université Côte d'Azur (GREDEG) - Technological competition and international trade in markets with dynamic increasing returns
  • Fri, June 28 - Giorgia Callegaro, University of Padova - Manipulation of commodity price volatility - Abstract
  • Fri, July 12 - Sudipta Sarangi, Virgina Tech University - Silver Spoons and the Leisure Class: Strategic Complementarity and Substitutability in Networks - Abstract

Winter 2018 - 2019

  • Fri, November 9 - Matteo Brachetta, University of Chieti-Pescara - Optimal reinsurance and investment problem for stochastic factor models
  • Fri, November 23 - Tiziano Vargiolu, University of Padova - Pricing and optimal investment timing in reliability options
  • Fri, December 14 - Yves Breitmoser, Universität Bielefeld -Stochastic choice of options with multiple attributes
  • Fri, January 25 - Ismael Martínez-Martínez, Universität Düsseldorf - General 2x2 Games With Coupled Populations: An Experiment in Continuous Time
  • Fri, February 1 - Herbert Dawid, Universität Bielefeld - Smart Products: Liability, Timing of Market Introduction, and Investments in Product Safety

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''

 

News

Defense

BiGSEM student Ashenafi Teshome Guta will defend his doctoral thesis. It will take place in V10-122 at 2:30 pm on Wednesday October 16.

BiGSEM happily welcomes new BiGSEM students:

Ms. Birgül Akar,
Mr. Gerrit Bauch,
Ms. Larissa Pethig,
Ms. Melina Schleef,

and one of the new BiGSEM students is starting his doctoral work in the EDEEM program at Bielefeld University:

Mr. Alexandre Carrier;

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

BiGSEM Workshop Deadline

The submission deadline for the 14th BiGSEM doctoral workshop has been extended to Sep. 15. For submission, please fill out the online form and upload your paper or extended abstracthttps://forms.gle/y5fXq3xNrTNHf8KE7

DFH Funding

Congratulations! Zhaojun Xing successfully applied for funding for his "Cotutelle de thèse" from the DFH.

Philip Bergmann

Philip Bergmann successfully defended his thesis on "Essays on Energy in Macroeconomic Models".

Congratulations!

Niklas Herzig

Niklas Herzig successfully defended his thesis on "Essays on Firms in the Globalized World".

Congratulations!

Defense

BiGSEM student, Philip Bergmann, will defend his doctoral  thesis. It will take place on Wednesday July 10 at 2 pm in U3-140.

Second ExSIDE Jamboree

The second ExSIDE Jamboree took place at Louvain-La-Neuve, Belgium, on June 17-19. Six BiGSEM/ExSIDE students discussed and gave a talk in their field of research. The event was accompanied by courses about methodological issues helping the doctoral students during their PhD. Afterwards, everybody returned home with new ideas and concepts.

New Doctoral Representative

The BiGSEM-students have hold their vote on the new doctoral representative. Jasper Hepp got elected and is from now on acting as a conduit between the doctoral students and the program administration. Congratulations!

EDEEM Doctoral Summer Workshop

The members of the EDEEM program organize a Summer School with contributions in any area of theoretical and applied economics/econometrics. The "EDEEM Doctoral Summer Workshop in Economics" will be held at the Department of Economics of Ca' Foscari University of Venice in the date of 13-14 June 2019. For more information please visit https://edeem.github.io/#top

IMW Summer School

The IMW (Center for Mathematical Economics Bielefeld University) organizes a Summer School on "Equilibria in Financial Markets: General Equilibrium and Game Theoretic Perspective" to be held at Bielefeld University in the week July 08 - July 12, 2019. For more information please visit http://www.uni-bielefeld.de/(en)/imw/summerschool19/

Bielefeld-Amsterdam Fellowship

A special funding opportunity for a project with mobility Bielefeld-Amsterdam is available in 2019
More information...

Lasha Chochua

Lasha Chochua successfully defended his thesis on "Essays in International Trade Policy and Social Choice under Ambiguity"

Congratulations!

BiGSEM Workshop

The 13th 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, sixteen 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