Best Economics graph ever!

Well, it is in the opinion of my students anyway, and they lay down a challenge to other schools to beat it!

We decided on perfect competition normal profit, because we didn’t quite have enough students to try something a bit more ambitious, ie subnormal or supernormal profits. But the challenge is there! And since it was done in the main city square around lunchtime, it attracted a good little audience, who unfortunately generally lacked the economics education to see what the students were doing…