Q. Consider competitive marketplaces, monopolies also oligopolies. Illustrate what role does each of these play in an economy? Write a 1,050 to 1400 word paper on Marketplace Structures also Maximizing Profits. Address the subsequent:
a. Illustrate what are the characteristics of each marketplace structure?
b. Elucidate how is price concluded in each marketplace structure in terms of maximizing profits?
c. Elucidate how is output concluded in each marketplace structure in terms of maximizing profits?
d. Illustrate what are the barriers to entry, if any?
e. Illustrate what role does each marketplace structure play in the economy?