ageperiod_group         Get the cohort index matrix for any age and
                        period groups
apci                    Run apci model
apci.bar                make bar plot
apci.plot               plot
apci.plot.heatmap       plot the heatmap for APC-I model
apci.plot.hexagram      plot the hexagram heatmap
apci.plot.raw           plot the raw scores
blackmen                Black Men
blackwomen              Black Women
cohortdeviation         calculate cohort deviation
compute_xcoordinate     calculate x coordinate value
compute_ycoordinate     calculate y coordinate value
cpsmen                  Labor force participation data for men from
                        1990 to 1979 in CPS
cpswomen                Labor force participation data for women from
                        1990 to 1979 in CPS
maineffect              estimate age effect and period effect
simulation              Simulated Dataset
temp_model              Estimate APC-I model
tests                   local and global F test
whitemen                White Men
whitewomen              White Women
women9017               women9017
