When we assume people’s preferences are single peaked which of Arrow’s conditions are we violating?
A. Transitivity
B. Non-Dictatorship
C. Independence of Irrelevant Alternatives (IIA)
D. Universal Admissibility/Unrestricted Domain
E. Dominance/Unanimity/Pareto Criteria
One approach is relaxing the universality condition, which means restricting the domain of aggregation rules. The best-known result along this line assumes "single-peaked" preferences.
Thus the answer is:-
D. Universal Admissibility/Unrestricted Domain
When we assume people’s preferences are single peaked which of Arrow’s conditions are we violating? A....