DAR ES SALAAM, June 23 -- WALK through any street in Dar es Salaam, Mwanza, Mbeya, Arusha, or Dodoma and one thing becomes immediately clear: Tanzanias informal sector is alive with energy, innovation and resilience. From food vendors and secondhand clothes traders to mobile money agents and street-side artisans, millions of Tanzanians earn their livelihoods through small informal businesses commonly referred to as machinga (hawkers) enterprises.

For decades, discussions about economic development have often focused on large industries, foreign investments, and formal employment. While these are undoubtedly important, the reality is that the informal sector remains one of Tanzanias largest sources of employment and income generation.

Ra...