Ⅰ. IntroductionⅡ. Basic Directions Toeards Efficient MarketingⅢ. The Impact of Economic Development on Agricultural Marketing System: Thekorean ExperienceⅣ. Challenges Facing The Agricultural Marketing System in KoreaⅤ. The Expansion of Marketing Services and FacilitiesⅥ. Dynamics of Marketing System DevelopmentⅦ. The Implications on Planning for Marketing SystemsImprovement