JUST-IN-TIME (JIT) INVENTORY IMPLEMENTATION AND PROFIT MARGIN OPTIMIZATION: A COMPARATIVE STUDY OF NIGERIAN BREWERIES AND GUINNESS NIGERIA PLC CHAPTER ONE INTRODUCTION Abstract Nigerian Breweries Plc and Guinness Nigeria Plc, as the foremost beverage manufacturers in Nigeria, sustain mean annual inventory holding costs amounting to N42.7 billion, constituting 18.4% of their aggregate assets. This persists notwithstanding […]