Forgive my ignorance on the subject of matter, but aren't these credits so expensive precisely because they're handed to unreliable debtors? There is obviously

Forgive my ignorance on the subject of matter, but aren't these credits so expensive precisely because they're handed to unreliable debtors? There is obviously a need for such a product since it's so popular, but it can't be cheap to manage and collect them especially since they're so small.