product life-cycle theory in international business is the same one they learned about
in their introductory marketing courses. It may be worthwhile to alert students to the
differences.
• The product life-cycle theory, developed by Vernon, consists of three stages. In
the first stage (the new product stage), a company develops and introduces an
innovative product in response to a perceived need in the local market. Initially, the
company must closely monitor whether the product indeed satisfied customer needs,
and so typically, the product is introduced in the country where the product was
developed. In addition, because the firm is initially likely to minimize its
manufacturing investment, most output is sold in the domestic market. Display
Figure 6.4 here.
• Demand for the product expands dramatically as the product moves into the second
stage (maturing product) and customers recognize its value. The innovating firm
Country Similarity Theory
• Country-level theories explain interindustry trade among nations. Interindustry
trade is the exchange of goods produced by one industry for goods produced in
another industry. Country-level theories do not explain intraindustry trade, in which
two countries exchange goods produced in the same industry.
• Linder developed a theory to explain intraindustry trade that suggests that
New Trade Theory
• Krugman and Lancaster have recently examined the impact of global strategic rivalry
between multinational firms on trade flows. This view argues that firms struggle to
develop some sustainable competitive advantage, which can then be exploited to
dominate the global marketplace. The theory focuses on the strategic decisions
firms make as they compete in the global marketplace.
• Firms can develop sustainable competitive advantages in several different ways.
First, intellectual property rights, such as trademarks, brand names, patents, and