Communication, complexity, and evolutionary stability. - Karl Wärneryd (Int. J. Game Theory, 1998)

In Defense of Lawyers: Moral Hazard as an Aid to Cooperation. - Karl Wärneryd (Games Econ. Behav., 2000)

Rent, risk, and replication: Preference adaptation in winner-take-all markets. - Karl Wärneryd (Games Econ. Behav., 2002)

Information in conflicts. - Karl Wärneryd (J. Econ. Theory, 2003)

Long-run selection and the work ethic. - Jens Josephson; Karl Wärneryd (Games Econ. Behav., 2008)