See the book similarly titled by Richard B. Hays. It suggests an implicit narrative that is shared by Paul and his readers. And the heart of that story of Jesus is the faith of the Messiah. Paul does believe that humans are put into right relationship with God through faith. It is not through their own faith, however, but through the faith of Jesus Christ.
Lance -- question. The illustration by Paul on the point of faith in the place of righteousness is that of Abraham receiving the promise. In the text, Ro 4:3, "Abraham believed and it (Abraham's belief) was considered as righteousness. " Am I too narrow in my contextual view, here, or what?
the student,
J David Smithson

