It’s impossible to go to a fast food restaurant without having someone ask you if you would like to “Supersize That.” Once that happens, it’s like an invisible force is speaking to the irrational side of our brains. We have a brief moment of logic as we figure out--59 cents more, for double the food, is a great value. But that is the full extent of our logical power. Afterwards, irrationality steps in and rather than consider if we can even eat double the food, we pat ourselves on the back for being a smart consumer.
This is the very purpose behind coupon distribution. If you are standing in front of the canned beans in a grocery store, and...
