Which (if any) of the following scenarios is the result of a natural monopoly? Instructions: You may select more than one answer.
a. Patent holders of genetically modified seeds are permitted to sue farmers who save seeds from one planting season to the next.
b. Doctors in the United States are prohibited from practicing without a medical license.
c. There is one train operator with service from Baltimore to Philadelphia.
d. Coal is used as the primary energy in a country with abundant coal deposits.

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.

Rediger inc., a manufacturing corporation, has provided the following data for the month of june. the balance in the work in process inventory account was $28,000 at the beginning of the month and $20,000 at the end of the month. during the month, the corporation incurred direct materials cost of $56,200 and direct labor cost of $29,800. the actual manufacturing overhead cost incurred was $53,600. the manufacturing overhead cost applied to work in process was $52,200. the cost of goods manufactured for june was:

Assume that (i) setups need to be completed first; (ii) a setup can only start once the batch has arrived at the resource, and (iii) all flow units of a batch need to be processed at a resource before any of the units of the batch can be moved to the next resource. process step 1 molding 2 painting 3 dressing setup time 15 min. 30 min. no setup processing time 0.25 min./unit 0.15 min./unit 0.30 min./unit which batch size would minimize inventory without decreasing the process capacity?