premium

Payment or reward (especially from a government) for acts such as catching criminals or killing predatory animals or enlisting in the military.

Payment for insurance.

A fee charged for exchanging currencies.

A prize, bonus, or award given as an inducement to purchase products, enter competitions initiated by business interests, etc.

“they encouraged customers with a premium for loyal patronage”

The amount that something in scarce supply is valued above its nominal value.

“they paid a premium for access to water”

Having or reflecting superior quality or value.

“premium gasoline at a premium price”