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4. Gibbard, A. and Harper, W. L., ‘Counterfactuals and Two Kinds of Expected Utility’, C. A. Hooker, J. J. Leach, and E. F. McClennen (eds.), Foundations and Applications of Decision Theory, Volume I, D. Reidel, Dordrecht, Holland, 1978, pp. 125–162.
5. Gibbard, A., ‘Chance Conditionals and Beliefs about Influence’, Duplicated typescript, University of Michigan, 1978.