They are much more likely to be
the entirely reasonable people, often working for large companies,
who see ways to create better products or reach new markets, and
have the resources to do so.” When it comes to the creation of opportunity
and value, this thinking goes, the ongoing contributions of
Wal-Mart Stores Inc. and McDonald’s Corp. dwarf those of a dozen
Grameen Banks. To argue otherwise is to place sentimentality above
the hard logic of scale.