Premise: In August, Gates' foundation gave Yunus' Grameen Foundation 1.5 million for a program to extend its microfinance programs to 5 million more of the world's poorest families. Three years ago, tech entrepreneur Craig McCaw provided 2 million to start up the Grameen Technology Center, which is using microcredit to finance cheap mobile service for people in Uganda and Rwanda.
Hypothesis: Gates uses microcredit.