Do Regret Lotteries Really Work?

Regret lotteries tend to be very powerful because of a force called loss aversion, which is losses tend to loom much larger than gains psychologically. The day we announced that this lottery was taking place, two percent of philadelphians spontaneously went to our web sit and entered their information. A total of six % did over the six week lottery. They were excited, but it had no impact. Just zero. We can, in fact, rule out with 90% confidence that we generated even one extra vaccine per forty 700 dollars spent on this targetingthat we were so excited about. Are there things that are specific about the cova 19 vaccine that may not generalize put a different