In what ways do uncontrollable factors in the domestic environment impact on the application of the marketing mix variables in international markets?

1. Compare the product life cycle with the product trade cycle as explanations for involvement in international marketing. 2.In what ways do uncontrollable factors in the domestic environment impact on the application of the marketing mix variables in international markets? 3. Discuss the trends likely to impact on the global economic scene in the first decade of the 21st century.