Vikram Akula believes that the path to spreading microfinance lending requires getting buy-in from profit seeking investors.  He started SKS Microfinance, and soon will be taking the company public.  Muhammad Yunus, on the other hand, thinks that having to please investors who expect a return on their profits undermines the purpose of microfinance.  And he should know, right?  Yunus, as you'll remember, won the Nobel Peace Prize in 2006 for introducing the world to the potential of microfinance.  Adam Davidson spoke to Akula and Yunus at the Clinton Global Initiative annual meeting last week, and Planet Money edited the debate down into a podcast.  Take a listen:

The full panel discussion from last week is long, but compelling.  The discussion begins 10 minutes in: