Two different perspectives of strategy are used to analyze the industry of online information services in the Internet: resource-based theory and the structural perspective of strategy. The structural perspective of strategy provides a framework that helps us to identify which industry's factors influence the perspectives of success of companies that operate in the industry. Resource-based theory complements the structural perspective by providing an organizational level of focus to identify which characteristics of companies in the industry are fundamental for their performance.Our purposes are to: 1. Explain the factors that affect competitiveness in an industry according to these perspectives and; 2. Provide several propositions based on these perspectives that can offer different avenues for future research