This post by David Friedman on the gift giving topic (why people give gifts when simply giving cash instead appears to be the most efficient choice in most cases) is very interesting, hence I add his two explanations to the signalling hypothesis by Greg Mankiw, with the “wild self” connotation by Alex Tabarrok (however it appears that Tabarrok’s wild self ran into trouble subsequently…that’s what happens when you’ve got both a wild self and a wife).
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