What two conditions can lead to disequilibrium in a free market

Zoe would like to be able to save for night courses at the local college. which of these would be a good way for zoe to make more money available for savings without dramatically changing her budget? economía

En major recording acts are able to play at the stadium. if the average profit margin for a concert is $175,000, how much would the stadium clear for all of these events combined?

Hilary works at klothes kloset. she quickly the customers, and her cash drawer is always correct at the end of her shift. however, she never tries to "upsell" the customers (for example, by asking if they would like to purchase earrings to go with the shirt they chose or by suggesting a purse that matches the shoes they are buying). give hilary some constructive feedback on her performance.