Voting When Money and Morals Conflict : An Experimental Test of Expressive Voting

Moral considerations may matter much in voting because the costs of expressing support for a morally worthy cause may be low in a referendum. These costs depend on whether a voter expects to affect the outcome of the referendum. To test the low-cost theory of expressive voting, we experimentally investigate a proposal to tax everyone and to donate tax revenues. The analysis of expectations and voting decisions shows that the low-cost theory fails to explain voting decisions. Instead, we find that voters tend to approve of the proposal if they expect others to approve, too