Which of the following explains why the marginal cost curve has a U shape? A) Initially, the marginal product of labor falls, then rises. B) Initially, the marginal product of labor rises, then falls. C) Initially, the average cost of production rises, then falls. D) Initially, the average product of labor rises, then falls.

Singer and mcmann are partners in a business. singer’s original capital was $40,000 and mcmann’s was $60,000. they agree to salaries of $12,000 and $18,000 for singer and mcmann respectively and 10% interest on original capital. if they agree to share remaining profits and losses on a 3: 2 ratio, what will mcmann’s share of the income be if the income for the year was $15,000?

An important source of public scrutiny is "watchdogs." these are: the efforts of a firm's competitors, including how often the competitors attack the firm's strategies. taxpayer-supported government agencies that limit a firm's ability to compete in foreign markets. companies designated by the government to only produce products that support the government defense program. socially conscious groups that make it their mission to measure the social responsibility levels of businesses, and provide consumers with their opinions about the level of corporate responsibility of various companies.

The answer here, x=7, is not in the interval that you selected in the previous part. what is wrong with the work shown above?