The document discusses various models for mobile wallets in emerging and developed markets. For emerging markets, it proposes a microfinance hub model where a single wallet platform connects multiple microfinance institutions. It also outlines models for a health insurance payment ecosystem and microsavings systems for school fees. For developed markets, it describes private wallet models for loyalty programs, and a next generation loyalty account that stores multiple payment and reward types. It also discusses wallet models using blockchain and cryptocurrencies.