Although much research finds that ldquo;birds of a feather flock together,rdquo; the present research suggests that opposites tend to attract when it comes to certain spending tendencies. That is, ldquo;tightwads,rdquo; who generally spend less than they would ideally like to spend, and...

Natural disasters and other traumatic events often draw a greater charitable response than do ongoing misfortunes, even those that may cause even more widespread misery, such as famine or malaria. Why is the response disproportionate to need? The notion of reference dependence critical to...