4. STAGES OF MODEL STAGE I- TRADITIONAL SOCIETY Subsistence, barter, agriculture STAGE II -TRANSITIONAL SOCIETY Specialization, surpluses, infrastructure STAGE III- TAKE OFF Industrialization, growing investment, regional growth, political change STAGE IV- DRIVE TO MATURITY Diversification, innovation, less reliance on imports, investment STAGE V- HIGH MASS CONSUMPTION Consumer oriented, durable goods flourish, service sector becomes dominant