While public school students are firmly planted in their classroom seats and teachers are drawing up lesson plans, Chicago Public Schools public affairs staff have yet to return calls requesting information on how much the CPS-Chicago Teachers Union Tentative Agreement will cost. Already behind the budgetary eight ball, CPS’ 2017 budget relied on the idea that the teachers union would consent to an agreement similar to the one CPS offered last January, which included the phase out of the 7% pension pickup. The teachers did not.