Aardappelprijzen

In France, on the Island of Noirmoutier, they figured it out: they created a niche market for a specifically grown premier potato so exclusive that the potato ended up on this obscure list of the most expensive foods in the world: Voila, La Bonnotte.

What is the 'right' price for potatoes for processing?
In the classic model price is determined by supply and demand. Several models exist.
But the reality is even more complex.