PP-2007-09: van Benthem, Johan and Roy, Olivier and Girard, Patrick (2007) Everything else being equal: A modal logic approach to ceteris paribus preferences. [Report]
PP-2005-12: Girard, Patrick (2005) From Onions to Broccoli: Generalizing Lewis's counterfactual logic. [Report]
DS-2008-04: Girard, Patrick (2008) Modal Logic for Belief and Preference Change. Doctoral thesis, University of Amsterdam.