To have a monopoly, barriers to entering the market must be so high that no other firms can enter. do network externalites create or remove barriers to entry? explain. network externalities

(a) create barriers to entry because a firm efficiently offers products that satisfy consumer preferences.
(b) remove barriers to entry because such externalities require multiple firms to provide the goods and services in the network.
(c) create barriers to entry because consumption of a firm's product decreases the value of goods and services produced by other firms.
(d) create barriers to entry because if a firm can attract enough customers initially, it can attract additional customers as its product's value increases by more people using it, which attracts even more customers.
(e) create barriers to entry because economies of scale are so large that one firm can supply the entire market at lower average total cost than can two or more firms.

Consider the following scenarios. use what you have learned to decide if the goods and services being provided are individual, public, or merit goods. for each case, state what kind of good has been described and explain your answer using the definitions of individual, public, and merit goods. (6 points each) 1. from your window, you can see a city block that's on fire. you watch city firefighters rescue people and battle the flames to save the buildings. 2. while visiting relatives, you learn that your cousins attend a nearby elementary school that is supported financially by local property tax revenue. 3. you see a squadron of military jets flying overhead. 4. you find out that your aunt works for a defense manufacturing company that has several defense contracts with the government. she tells you that she works for a team that is producing a communications satellite. 5. your class visits a local jail run by a private, profit-making company that detains county criminals and is paid with tax revenue.

Which type of market are you in if your company, along with three other companies, controls 95 percent of the total music industry?

Kenney co. uses process costing to account for the production of canned energy drinks. direct materials are added at the beginning of the process and conversion costs are incurred uniformly throughout the process. equivalent units have been calculated to be 19,200 units for materials and 16,000 units for conversion costs. beginning inventory consisted of $11,200 in materials and $6,400 in conversion costs. april costs were $57,600 for materials and $64,000 for conversion costs. ending inventory still in process was 6,400 units (100% complete for materials, 50% for conversion). the total cost per unit using the weighted average method would be closest to: