Lower one- or two-dimensional coordination, or potential games, are popularly used to model interactive behavior, such as innovation diffusion and cultural evolution. Typically, this involves determining the "better" of competing solutions. However, examples have demonstrated that different...

Brams, Fishburn, and Merrill (1988) contend that the indeterminacy of approval voting (AV), introduced in our paper (1988), is not a vice, but a surpassing virtue of AV. They do not compare the negative versus the positive features of AV, so their assertion remains a conjecture. Our response...

It is well known that a plurality election need not reflect the true sentiments of the electorate. Some of the proposed reform procedures, such as approval and cumulative voting, share the characteristics that there are several ways to tally each voter's preferences. Voting systems that permit...