Have you ever observed a situation similar to this? You are in a toy store and a little boy goes running to his mother with a doll, probably whining, "I want this mommy, I want this." Usually, the mother looks at the doll, and then decides not to make the purchase. The story changes a bit if the little boy picks up a toy gun or an action figure; the mother will buy it. What might be the reason for this you ask? …
