(mean) ind
(mean) year
(mean) edu1
(mean) edu2
(mean) edu3
(mean) edu4
(mean) AgeY
(mean) AgeM
(mean) AgeO
(mean) female
(mean) rc1
(mean) rc2
(mean) rc3
(mean) rc4
(mean) married
(mean) child
(mean) sm
(mean) mm
(mean) sf
(mean) mf
(mean) mwoch
(mean) fwoch
(mean) mwch
(mean) fwch
(mean) immig
(mean) edurace1
(mean) edurace2
(mean) edurace3
(mean) edurace4
(mean) edurace5
(mean) edurace6
(mean) edurace7
(mean) edurace8
(mean) oc1
(mean) oc2
(mean) oc3
(mean) oc4
(mean) oc5
(mean) oc6
(mean) union
(mean) quintile1
(mean) quintile2
(mean) quintile3
(mean) quintile4
(mean) quintile5
(sum) incwage
(mean) piship
(mean) pimat
(mean) piinv
(mean) pien
(mean) dtfp5
(mean) tfp5
(mean) dtfp4
(mean) tfp4
(sum) emp
(sum) pay
(sum) prode
(sum) prodh
(sum) prodw
(sum) vship
(sum) matcost
(sum) vadd
(sum) invest
(sum) invent
(sum) energy
(sum) cap
(sum) equip
(sum) plant