Purchasing power at the bottom of the pyramid: differences across geographic regions and income tiers

摘要: Purpose – The purpose of this article is to examine the purchasing power at bottom pyramid (BOP), i.e. low‐income consumers.Design/methodology/approach authors analyze secondary data on income, population, and expenditure BOP from different countries, apply buying index (BPI) methodology assess consumers.Findings In developing more than 50 percent resides in segment. Asia region with greatest power, relative Africa, Eastern Europe, Latin America Caribbean. On average, BPI lowest income tier, consumption concentrates mainly food, housing, household goods.Practical implications provides useful information companies interested reaching consumers about across geographic regions, tiers, product categories (or industries).Originality/value ...