Investigate and analyze real cases that illustrate various extensions and variations in oligopoly models with product differentiation to better understand their practical application.
Task Structure:
Give a brief contextualization about oligopoly with product differentiation and the importance of exploring extensions for a more complete understanding of the market. 
Develop your response.
Exploration and development of a Real Case: - Select a specific industry that exemplifies oligopoly with differentiation.
Describe how companies compete in this industry, highlighting unique characteristics of their products. 
Develop your response. Name of the subject Title of the activity 2 Copyright European University. All rights reserved. Identification of Extensions: - Analyze how price competition manifests itself in this specific case.
Explore examples of expansion in product differentiation (features, quality, innovations) in the chosen industry. 
Investigate the influence of advertising and marketing strategies on companies in the industry. 
Evaluate whether there are cases of collusive agreements and their impact on competition and the market. Develop your response.
Considerations: Synthesize the extensions identified in the case studied. 
Reflect on how these extensions affect the dynamics?