Why do investors use Option Adjusted Spread (OAS)? OAS compares bonds with higher yields putting them on the same basis for easier comparison. OAS compares bonds with lower yields putting them on the same basis for easier comparison. OAS compares bonds that are callable with those that are not callable putting them on the same basis for easier comparison. OAS compares only green bonds putting them on the same basis for easier comparison.

Why do investors use Option/Adjusted Spread (OAS)? OAS compares bonds with higher yields putting them on the same basis for easier comparison. OAS compares bonds with lower yields putting them on the same basis for easier comparison. OAS compares bonds that are callable with those that are not callable putting them on the same basis for easier comparison. OAS compares only green bonds putting them on the same basis for easier comparison