OK, ok I made up this one, so enjoy ...
One of the villager read Parable of The Monkey Business posted by Yaruzi and realized that the whole things were rigged, and that monkey market manipulation occurred all the time.
Based on this fresh revelation, he tried hard to sniff every movement of the monkey boss syndicate. He bought when he sensed hidden buying by the syndicate and sold when they secretly sold. He had some success but at times he got burnt too, as the syndicate was too sophisticated in covering their operations. This particular villager figured out that there was no way he could EVER consistently beat the syndicate in their own game, and made big money out of it. Indeed he ended up with a hole in his account.
However he noticed that the other villagers were driven by greed. They could be easy victims once their greed ......