Similar to Vernon's Product Life Cycle, Porter's (1990) diamond model theory attributed national competitiveness to a nation's skills and technology, which are similar to Vernon's stages within the product cycle where an industry's position lies. it is said to be shaped by innovation, industry structure and therefore the nature of competition. Similar to Vernon's product life cycle, Porter's (1990) Diamond Model theory attributes national competitiveness to a nation's skills and technology, which are similar to Vernon's stages within the product cycle where the position of an industry is said to be shaped by innovation, industry structure and therefore nature of competition. Similar to Vernon's product life cycle, Porter's (1990) Diamond Model theory attributes national competitiveness to a nation's skills and technology, which are similar to Vernon's stages within the product cycle where the position of an industry is said to be shaped by innovation, industry structure and therefore nature of competition. Similar to Vernon's product life cycle, Porter's (1990) Diamond Model theory attributes national competitiveness to a nation's skills and technology, which are similar to Vernon's stages within the product cycle where The position of an industry is said to be shaped by innovation, industry structure and therefore nature of competition. Similar to Vernon's product life cycle, Porter's (1990) Diamond Model theory attributes national competitiveness to a nation's skills and technology, which are similar to Vernon's stages within the product cycle where The position of an industry is said to be shaped by innovation, industry structure and therefore nature of competition. Similar to Vernon's product life cycle, Porter's (1990) diamond model is the......middle of paper......petencies and technology, which are similar to Vernon's phases within of the product cycle where the position of an industry is said to be shaped by innovation, industry structure and therefore the nature of competition. Similar to Vernon's product life cycle, Porter's (1990) Diamond Model theory attributes national competitiveness to a nation's skills and technology, which are similar to Vernon's stages within the product cycle where the position of an industry is said to be shaped by innovation, industry structure and therefore nature of competition. Similar to Vernon's product life cycle, Porter's (1990) Diamond Model theory attributes national competitiveness to a nation's skills and technology, which are similar to Vernon's stages within the product cycle where the position of an industry is said to be shaped by innovation, industry structure and therefore nature of competition.