The new topics play to the coordinating and gap-filling strengths of the FSB, which includes both regulators and finance ministry representatives, and which can parcel out appropriate components of larger projects to standard-setting committees.
To be clear, I think that this choice made a lot of sense, particularly at the outset of the program. Back in September it would have been hard to predict how long it might take to reach any fixed labor market milestone, and hence how large a balance sheet we would have accumulated along the way to that milestone.