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 )

χ²(βe_Ly)

ln M, ln Q

1.0797

1.0883

1.0766

1.0799

1.1376

42.95

83.36

(0.0242)

(0.0410)

(0.0216)

(0.0185)

(0.0301)

(0.6408)

(0.0009)

ln Q, ln M

0.8911

0.9172

0.8911

0.8271

0.9124

79.18

43.00

(0.0334)

(0.0209)

(0.0185)

(0.0233)

(0.0158)

(0.0023)

(0.6388)

lnK,lnQ

0.9242

1.2121

0.9624

0.8171

1.2018

59.67

158.86

(0.0641)

(0.1117)

(0.0540)

(0.0427)

(0.0791)

(0.1017)

(0.0000)

ln Q, ln K

0.5953

1.0319

0.7451

0.3715

1.0560

141.11

62.95

(0.0635)

(0.0711)

(0.0444)

(0.0321)

(0.0506)

(0.0000)

(0.0598)

y, x

b

^β Lx

^
β_Ly

b

^β Lxy

-~⅛-
βLx

-~⅛-
β^eLy

X ^{2( β} Lx )

X²(βe_Ly)

ln M, ln Q

0.9721

1.0217

0.9950

0.9805

1.0253

55.85

83.10

(0.0269)

(0.0278)

(0.0225)

(0.0179)

(0.0179)

(0.1765)

(0.0009)

lnQ,lnM

0.9619

1.0196

0.9760

0.9429

0.9992

81.75

55.71

(0.0262)

(0.0279)

(0.0214)

(0.0159)

(0.0179)

(0.0013)

(0.1798)

ln K, ln Q

1.1013

1.4280

1.1151

0.9795

1.4408

68.96

69.82

(0.0692)

(0.1429)

(0.0623)

(0.0465)

(0.0838)

(0.0201)

(0.0170)

lnQ, lnK

0.6348

0.8281

0.7261

0.5150

0.8536

67.88

71.83

(0.0680)

(0.0550)

(0.0428)

(0.0355)

(0.0390)

(0.0247)

(0.0113)