Averee spends about three hours every saturday at the local nursing home. she spends her time playing cards with some of the residents and has many great conversations while she is there. averee does not get paid for her time, but does it because she really enjoys spending time with them. averee is said to be

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 .