Monopolistic competition is very similar to perfect competition, though the firm has a small amount of market power. The oligopoly is very similar to the monopoly, though the firm does have a few competitors and the rivalry among those firms leads to an interdependent relationship among firms.he same is true for monopolistic competition; the ease of entry and exit extends to the monopolistically competitive market. Short-Run ProfitILoss and Long-Run Equilibrium for Monopolistic Competition When a monopolistic competitor enjoys a short-run economic profit, new firms are drawn into the industry.
The difference between horizontal analysis and vertical analysis is that vertical analysis involves listing each item on a company's financial statement as a separate column. For example, in vertical analysis, cost of goods sold (COGS) and gross margin are typically listed as a percentage of sales.
Horizontal analysis looks at amounts on the financial statements over the past years. For example, the amount of cash reported on the balance sheet at December 31 of 2012, 2011, 2010, 2009, and 2008 will be expressed as a percentage of the December 31, 2008 amount.