On the third wednesday of every month, a bar and grill has a "backgammon night." the bar provides backgammon boards and pieces, and a fairly regular group of players come in, share a few drinks, and play backgammon together. what is this an example of?

A lifestyle enclave.

Explanation:

A lifestyle enclave is a term first coined by Robert Neelly Bellah. Robert was an American sociologist. In his book "Habits of the Heart" Robert first used this term.

A Lifestyle enclave is a feature shared by people who have some common private life. People of the lifestyle enclave group reveals their identity through patterns of leisure activities, appearance, etc. that are common.

In the given question, those people who share the quality of playing backgammon and drinking together is an example of "lifestyle enclave" according to the definition provided.

an informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.

changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .