The announcement included new purchases of corporate bonds, opening the way for future purchases of private sector assets, where the potential is very large [1]. (edgeandodds.com)
As for the types of bonds, the central bank has already begun buying private sector assets, such as bundles of real estate loans. (nytimes.com)
But the supply of private sector assets is limited, leaving government bonds as the largest target. (nytimes.com)