Despite its pleasures, gift giving can be problematic. A recipient wants items A and B (say, a hat and gloves) yet receives items C and D (say, a scarf and mittens). Another recipient wants C and D, yet receives A and B. The solution seems simple: The two recipients can simply pass along the gifts they received to each other. The psychology,...

Source: Wall Street Journal December 13, 2019 16:07 UTC