US investment-grade CDS index narrows 7 bps-Markit

NEW YORK, Sept 30 (Reuters) - U.S. investment-grade credit default swap spreads narrowed about 7 basis points on Tuesday, as investors bet that Washington will work to revive a bailout plan to mop up problem mortgage debt.

The main index of investment-grade credit default swaps narrowed to about 174 basis points versus about 181 basis points on Monday, according to Markit Intraday. For details, click [ID:nN30428481] (Reporting by Walden Siew; Editing by Theodore d'Afflisio)