If the court considers the value of the item and agrees with the valuation of the shopkeeper then no.
If the shopkeeper says the loaf of bread was worth $200K and the the court doesn't question the amount because the shopkeeper has been billed $200K for replacement of said loaf according to a contract with the bakery, the shopkeeper and the bakery have legislated the punishment for the crime.
If the shopkeeper says the loaf of bread was worth $200K and the the court doesn't question the amount because the shopkeeper has been billed $200K for replacement of said loaf according to a contract with the bakery, the shopkeeper and the bakery have legislated the punishment for the crime.