yunus , where spent the 1 . 4 % dollar friday with the stiglitz bank that he founded 30 years ago , established the concept of " microfinance . " it allows very poor people , and don ' t work for traditional loans , to have loans of as little as a few dollars without collateral . the banks ' stakeholders are the impoverished those it supports .
Yunus founded the Grameen Bank 30 years ago.