Work in Progress

Judgment Aggregation (with C. List), book in progress, Cambridge University Press

The Rational Group

Axiomatics of normative uncertainty (with B. Jabarian) [a preliminary version is available from the authors]

Expected value under normative uncertainty (with B. Jabarian)

The relation between degrees of belief and binary beliefs: a general impossibility theorem (with C. List)

The risk attitude under normative uncertainty (with B. Jabarian)

Beyond belief: logic in multiple attitudes (with A. Staras and R. Sugden)

Choice-theoretic deontic logic (with C. List)

Judgment aggregation with consistency alone (with C. List)

Towards a unified theory of aggregation (with C. List), slides of the Social Choice and Welfare Prize Lecture, SCW conference, Moscow, 2010

Welfarism, preferencism, judgmentism


Social Epistemology [a review] (with K. Spiekermann). In: M. Knauff & W. Spohn (eds.) The Handbook of Rationality, MIT Press, in press

Jury Theorems [a review] (with K. Spiekermann). In: M. Fricker et al. (eds.) The Routledge Handbook of Social Epistemology. New York and Abingdon: Routledge, 2020

A Broomean model of rationality and reasoning (with A. Staras and R. Sugden), Journal of Philosophy 116: 585-614, 2019

A theory of Bayesian groups, No�s 53: 708-736, 2019

Savage's theorem under changing awareness, Journal of Economic Theory 176: 1-54, 2018

From degrees of belief to binary beliefs: Lessons from judgment-aggregation theory (with C. List), Journal of Philosophy 115: 225-270, 2018

Introduction to the special issue 'Beliefs in Groups' of Theory and Decision (with W. Rabinowicz), Theory and Decision 85: 1-4, 2018

What matters and how it matters: a choice-theoretic representation of moral theories (with C. List), Philosophical Review 126(4): 421-479, 2017

Probabilistic opinion pooling generalized. Part one: general agendas (with C. List), Social Choice and Welfare 48: 747-786, 2017

Probabilistic opinion pooling generalized. Part two: the premise-based approach (with C. List), Social Choice and Welfare 48: 787-814, 2017

Judgment aggregation and agenda manipulation [fully rewritten with additional results], Games and Economic Behavior 95: 113-36, 2016

Belief revision generalized: a joint characterization of Bayes's and Jeffrey's rules (with C. List and R. Bradley), Journal of Economic Theory 162: 352-371, 2016

Reason-based choice and context-dependence: An explanatory framework (with C. List), Economics and Philosophy 32(2): 175-229, 2016

Mentalism versus behaviourism in economics: a philosophy-of-science perspective (with C. List), Economics and Philosophy 32(2): 249-281, 2016

Probabilistic Opinion Pooling [a critical review] (with C. List). In: C. Hitchcock & A. Hajek (eds.), Oxford Handbook of Probability and Philosophy, Oxford University Press, 2016

Aggregation theory and the relevance of some issues to others [fully rewritten!], Journal of Economic Theory 160: 463-493, 2015

  • For a few additional results see the 2006 version (Meteor Research Memorandum RM/07/002, Maastricht University, 2007)

Aggregating causal judgments (with R. Bradley and C. List), Philosophy of Science 81(4): 491-515, 2014

Judgment aggregation in search for the truth (with I. Bozbay and H. Peters), Games and Economic Behavior 87: 571�590, 2014

Scoring rules for judgment aggregation, Social Choice and Welfare 42(4): 873-911, 2014

Anti-terrorism policies and the risk of provoking, Journal of Theoretical Politics 26(3): 405-41, 2014

Independent opinions? On the causal foundations of belief formation and jury theorems (with K. Spiekermann) [extended in July 2012], Mind 122(487): 655-685, 2013

Where do preferences come from? A summary (with C. List), proceedings of the International Conference on Logic Across the University: Foundations and Applications, Beijing, China, 2013

Judgment aggregation and the discursive dilemma, in: Encyclopedia of Philosophy and the Social Sciences, edited by Byron Kaldis, SAGE Publishing, 2013

Epistemic democracy with defensible premises (with K. Spiekermann) [extended in October 2012], Economics and Philosophy 29(1): 87-120, 2013

Where do preferences come from? (with C. List), International Journal of Game Theory 42(3): 613-637, 2013

Reasons for (prior) belief in Bayesian Epistemology (with C. List), Synthese 190: 787-808, 2013

Propositionwise judgment aggregation: the general case (with C. List), Social Choice and Welfare 40: 1067-1095, 2013

A reason-based theory of rational choice (with C. List), No�s 47(1): 104-134, 2013

Modelling change in individual characteristics: an axiomatic framework, Games and Economic Behavior 76: 471�94, 2012

Bargaining with endogenous disagreement: the extended Kalai-Smorodinsky solution (with I. Bozbay and H. Peters), Games and Economic Behavior 74: 407-17, 2012

A model of non-informational preference change (with C. List), Journal of Theoretical Politics 23(2): 145-64, 2011

Bayesian group belief, Social Choice and Welfare 35(4): 595-626, 2010

The possibility of judgment aggregation on agendas with subjunctive implications, Journal of Economic Theory 145(2): 603-638, 2010

The aggregation of propositional attitudes: towards a general theory (with C. List), Oxford Studies in Epistemology 3: 215-234, 2010 [Corrigendum]

Majority voting on restricted domains (with C. List), Journal of Economic Theory 145(2): 512-543, 2010

Editorial, The Reasoner 4(8): 117-20, 2010

Un bilan interpr�tatif de la th�orie de l�agr�gation logique (with P. Mongin as first author), Revue d�Economie Politique 120: 929-72, 2010

The premise-based approach to judgment aggregation (with P. Mongin), Journal of Economic Theory 145(2): 562-582, 2010

The impossibility of unbiased judgment aggregation (with C. List), Theory and Decision 68: 281�299, 2010

The problem of constrained judgment aggregation (with C. List), in: F. Stadler et al. (eds.), The Present Situation in the Philosophy of Science, Berlin: Springer, 2009

The premises of Condorcet's jury theorem are not simultaneously justified, Episteme - a Journal of Social Epistemology 5(1): 56-73, 2008

A liberal paradox for judgment aggregation (with C. List), Social Choice and Welfare 31(1): 59-78, 2008

Judgment aggregation without full rationality (with C. List), Social Choice and Welfare 31(1): 15-39, 2008

Judgment aggregation under constraints (with C. List), in Economics, Rational Choice and Normative Philosophy, T. Boylan and R. Gekker (eds.), London (Routledge), 2008

Strategy-proof judgment aggregation (with C. List), Economics and Philosophy 23: 269-300, 2007

Judgment aggregation by quota rules: majority voting generalized (with C. List), Journal of Theoretical Politics 19(4): 391-424, 2007

Arrow's theorem in judgment aggregation (with C. List), Social Choice and Welfare 29(1): 19-33, 2007

A generalised model of judgment aggregation (earlier title: "Judgment aggregation in general logics"), Social Choice and Welfare 28(4): 529-565, 2007

General representation of epistemically optimal procedures, Social Choice and Welfare 26(2): 263-283, 2006

Judgment aggregation: (im)possibility theorems, Journal of Economic Theory 126(1): 286-298, 2006

Judgment aggregation without full rationality: a summary (with C. List), Proceedings of the 1st International Workshop on Computational Social Choice, Amsterdam, 2006

On coherent sets and the transmission of confirmation (with L. Moretti), Philosophy of Science 72(3): 403-424, 2005

How to reach legitimate decisions when the procedure is controversial, Social Choice and Welfare 24: 363-393, 2005

The two-envelope paradox: an axiomatic approach (with C. List), Mind 114: 239-248, 2005

A model of jury decisions where all jurors have the same evidence (with C. List), Synthese 142: 175-202, 2004

The limiting distribution of the t-ratio for the unit root test in an AR(1), Econometrics Journal 4(2): 242-256, 2001

Habilitation and Doctorate

Judgment aggregation: a general theory of collective decisions, Habilitation Thesis, Karlsruhe University, Economics Faculty, 2008

Closed Analytical Forms and Numerical Approximation of Dickey-Fuller Probability Distributions, Doctoral Thesis, Mathematical Institute, University of Oxford, 2003