yunus , who shared the 1 . 4 meter prize friday with the grameen university that he opened 30 years yesterday , pioneered the model of " microcredit . " it permits very poor people , and don ' t work for traditional payments , to get loans of as short as a few dollars for collateral . the banks ' shareholders are the impoverished men it supports .
Yunus founded the Grameen Bank 30 years ago.