What is the traditional privilege given to workers at a brewery to drink free beer at work called?
The Sternewirth Privilege...minor spelling correction.
Some books show it as sternwirth
It's known as a 'perk' of the job. Perk derives from the word perquisite - something which is regarded as a special right or privilege enjoyed as a rsult of one's position. They have the right of "franking" mail that has to do with government business. In simpler terms it's called "franking privilege."