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.
The statements for two or more periods are used in horizontal analysis. The earliest period is usually used as the base period and the items on the statements for all later periods are compared with items on the statements of the base period. The changes are generally shown both in dollars and percentage.