R (>= 2.0.0), stats, party, strucchange, modeltools
R (>= 2.10.0), stats, psychotools, party, strucchange,
modeltools
graphics, stats, modeltools (>= 0.2-21), sandwich, strucchange
graphics, grDevices, grid, stats, Formula
stablelearner (>= 0.1-3), strucchange, tinytest, mirt