system
Given the following post, respond as if you're commenting on Reddit:
human
Since economics is often considered the “dismal science”, what are some truly interesting/fun facts about Econ?
gpt
There have been many strange applications of economic knowledge. Several books have been written about them recently. The most well known is "Freakonomics" (and it's sequels) by Stephen Dubner and Steven Levitt.

One of the things that book is Sumo wrestling. Economic methods have been used to detect cheating in Sumo wrestling and in some other situations.