James F. Crow, Motoo Kimura, Efficiency of Truncation Selection, Proceedings of the National Academy of Sciences of the United States of America, Vol. 76, No. 1 (Jan., 1979), pp. 396-399 ...

Ballot exhaustion and, therefore ballot truncation, is a concern in single-winner elections when the margin of victory in the final stage is less than the number of exhausted ballots. That concern ...