@article{DBLP:journals/corr/cs-MA-0207022,
  abstract = {In this paper we introduce a qualitative de-
cision and game theory based on belief (B)
and desire (D) rules. We show that a group
of agents acts as if it is maximizing achieved
joint goals.},
  author = {Mehdi Dastani and Leendert W. N. van der Torre},
  bibsource = {DBLP, http://dblp.uni-trier.de},
  ee = {http://arxiv.org/abs/cs.MA/0207022},
  journal = {CoRR},
  title = {What is a Joint Goal? Games with Beliefs and Defeasible Desires},
  url = {http://icr.uni.lu/leonvandertorre/papers/corr02.pdf},
  volume = {cs.MA/0207022},
  year = {2002}
}