Having a quick look around, I found this blog post from Kiva who helped pioneer microlending in the developing world. The answer seems to be "yes, but credit isn't enough to turn anyone into an entrepreneur": http://fellowsblog.kiva.org/fellowsblog/2013/03/22/how-effec...
As a bit of a rant: the West is generally overburdened with consumer credit. People panic when the value of their house goes below that of their mortgage, which is called negative equity. But (almost) every consumer credit agreement leads to this negative equity. It's mad.