which of the following is true if the production possibilities curve is a curved line concave to origin

According to the law of demand, there is an inverse relationship between price and quantity demanded. that is, the demand curve for goods and services slopes downward. why?

Reqwest llc agrees to sell one hundred servers to social media networks, inc. the servers, which social media networks expressly requires to have certain amounts of memory, are to be shipped “f.o.b. social media networks distribution center in tampa, fl.” when the servers arrive, social media networks rejects them and informs reqwest, claiming that the servers do not conform to social media networks’ memory requirement. a few hours later, the servers are destroyed in a fire at social media networks’ distribution center. will reqwest succeed in a suit against social media networks for the cost of the goods?

Beck company had the following accounts and balances at the end of the year. what is net income or net loss for the year? cash $ 74 comma 000 accounts payable $12,000 common stock $21,000 dividends $12,000 operating expenses $ 13 comma 000 accounts receivable $ 49 comma 000 inventory $ 47 comma 000 longminusterm notes payable $33,000 revenues $ 91 comma 000 salaries payable $ 30 comma 000