Agency may suspend S&P from grading commercial mortgage-backed bonds.

S&P is changing its method for rating the instruments.

S&P is changing its method for rating the instruments.

NYC skyscrapers refinance mortgages; properties in other areas have harder time.

NYC skyscrapers refinance mortgages; properties in other areas have harder time.

Issuance of bonds backed by timeshare rentals and shipping containers seen rising.

Issuance of bonds backed by timeshare rentals and shipping containers seen rising.

Delinquencies may rise as $19 bln of commercial mortgages starts to mature.