Select two different industries. Determine what market structure firms within these industries find themselves in. What role does the ease of entry and exit play in the classification of different market structures? What role does presence of substitutes play? Can an industry evolve from perfect competition to monopolistic competition to oligopoly to monopoly? Give an example? What about the other way? Can an industry go from monopoly to oligopoly to monopolistic competition to perfect competition? Provide examples, defend your answers and cite your sources. I also need references.
1.Starting with this provided code, add the following functionality: Replace hardcoded strings “Zero”, “One”, “Two”, “Three” in the ArrayList based on user typed input (use Scanner or JOptionPane classes). The user will be prompted for the String to be stored in the ArrayList and then hit enter. The user will be able to continue to add items to the ArrayList until they just hit enter without typing anything. Once the user does this (hits enter without typing anything), the program will display all of the elements of the ArrayList, both the index and String values, in a table. It will do this via a single loop making use of an iterator method. 2. Starting with this provided code, add the following functionality: Use a Try/Catch block so that the exception is caught and the program exits a bit more gracefully. Save this file as TryCatch.java. (Be sure to rename the Public Class accordingly.) Starting with the provided code again (without the Try/Catch block), fix the code so that
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