Handling the measurement error problem by means of panel data: Moment methods applied on firm data

y, x

b

^β Lx

^
^βLy

b

^β Lxy

-~⅛-
^βLx

βe_Ly

X ^{2( β} Lx )

X²(βeLy)

lnM,lnQ

0.9301

0.9300

0.9301

0.9304

0.9347

140.14

150.10

(0.0015)

(0.0016)

(0.0015)

(0.0013)

(0.0013)

(0.0000)

(0.0000)

ln Q, ln M

1.0751

1.0751

1.0749

1.0695

1.0744

149.82

140.18

(0.0019)

(0.0017)

(0.0017)

(0.0015)

(0.0015)

(0.0000)

(0.0000)

lnK,lnQ

0.7703

0.7658

0.7692

0.7761

0.7745

196.22

254.48

(0.0033)

(0.0034)

(0.0031)

(0.0028)

(0.0029)

(0.0000)

(0.0000)

lnQ, lnK

1.3025

1.2974

1.2970

1.2848

1.2850

252.95

195.79

(0.0057)

(0.0055)

(0.0051)

(0.0048)

(0.0046)

(0.0000)

(0.0000)

Chemicals: N = 229, T

=8

y, x

b

^β Lx

^
^βLy

b

^β Lxy

-~⅛-
^βLx

β^eLy

X ^{2( β} Lx )

X²(βeLy)

lnM,lnQ

0.9521

0.9518

0.9520

0.9532

0.9535

53.01

87.76

(0.0015)

(0.0015)

(0.0015)

(0.0012)

(0.0013)

(0.2537)

(0.0003)

ln Q, ln M

1.0506

1.0503

1.0503

1.0486

1.0490

87.69

52.98

(0.0017)

(0.0017)

(0.0016)

(0.0014)

(0.0014)

(0.0003)

(0.2544)

ln K, ln Q

0.7877

0.7886

0.7884

0.7881

0.7994

96.57

117.54

(0.0046)

(0.0048)

(0.0045)

(0.0040)

(0.0037)

(0.0000)

(0.0000)

lnQ, lnK

1.2662

1.2686

1.2659

1.2470

1.2652

117.00

96.55

(0.0077)

(0.0074)

(0.0072)

(0.0058)

(0.0064)

(0.0000)

(0.0000)