WHO BOASTS, AND WHY?
As argued by Omer Moav and Zvika Neeman in a 2012 paper (Moav taught at ISET in the past), boasting is a way to pretend that one has hidden income (“Saving Rates and Poverty: The Role of Conspicuous Consumption and Human Capital”, Economic Journal 122, pp. 933-956). While people may have a rough idea of the incomes of their neighbors, colleagues, friends, and other people they interact with, they usually do not know exactly how much they make. Hence, there is some wiggle room for speculation, and if one sees a colleague coming to wor...