In economic terminology, the accumulated training and education that workers receive to increase their productivity is referred to as

Which of the following is NOT held constant while moving along a supply curve?

A) expected future prices B) the number of sellers C) the price of the good itself D) prices of factors of production

A firm is making zero economic profits. From this, we know that

A) the firm is going to go out of business. B) implicit costs are zero. C) the firm is going to stay in business, but will not be able to attract new financial capital. D) the firm will stay in business since it is covering all relevant opportunity costs.