In 1976, Dr. Muhammad Yunus lent a small amount of money (approximately $27) to a group of 42 women near his home in the port city of Chittagong in Bangladesh. Out of this rather inauspicious beginning, the roots were planted for the Grameen Bank (Grameen means village in Bengali), an organization that has made over $4 billion in small loans to poor Bangladeshis in an effort to provide credit, or...