09/13/2012 10:30 am ET Updated Nov 13, 2012

Mini Loans Feed Bigger Ambitions

Mohamed Diallo is a foot soldier in the army of savers that banks are leaving behind. A livery cabdriver in New York, he wants to start a fruit-importing business. But his dream is clashing with a harsh financial reality.

After subtracting the cost of leasing his cab, his rent and other expenses like food and a cellphone, the 56-year-old recent immigrant from Guinea typically has just $300 to deposit into a savings account at the end of each month.

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