Market Board Seller Tax

[Breakbeat]

but most people are to [sic] stupid to consider taxes

Buyer's tax is a flat 5% regardless of what city state. It's only sellers that get the discounted rates. The Buyer exemption for purchasing the item in the city state where it's listed was removed a few years ago.

You might want to reconsider your opinion of the level of intelligence of "most people."

[Jojoya]

You might want to reconsider your opinion of the level of intelligence of "most people."

Lack of knowledge isn't the same as lack of intelligence.

The game doesn't do the best job of educating players on how market taxes work. It's easy to jump to the wrong conclusion with the vague information available in game.