he , fill in the blank, of an item is the amount the concession owner paid for the item plus the cost of paying concession stand workers to prepare and serve it.

True or false entrepreneurs try to meet the needs of the marketplace by supplying a service or product

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?

Asupermarket has been experiencing long lines during peak periods of the day. the problem is noticeably worse on certain days of the week, and the peak periods are sometimes different according to the day of the week. there are usually enough workers on the job to open all cash registers. the problem is knowing when to call some of the workers stocking shelves up to the front to work the checkout counters. how might decision models the supermarket? what data would be needed to develop these models?