Microenterprise development first came on the scene in the 1970s thanks to a $17 business loan by Dr. Muhammad Yunus to 42 basket weavers in Bangladesh. Over the past four decades, millions of women with low incomes across the world have lifted themselves out of dire poverty through income-generating activities made possible by microfinance. Today, a new economic development model is in the making that builds on microfinance but is best understood as macrofinance. What is the difference between microfinance and macrofinance technologies? Why the shift? What are the implications for the rural poor?