At this point, the easy process of picking and choosing which laws to follow via the innovation district
mechanism means that the taxpayers and parents in your district won't necessarily have certified
teachers to instruct their children, won't necessarily be informed if they don't, won't
know if their class sizes exceed 22:1 in early grades, and won't have information about much of anything affecting their children's education.
Otherwise, Goldhaber explores «the various
mechanisms through which the use of value added might [emphasis in the original] affect
teacher quality and describe [s] what we
know empirically about the potential of [emphasis added] each
mechanism.»