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

y, x

,ʌ

β Lx

,ʌ
βb_Ly

,ʌ

^β Lxy

-~⅛-
^βLx

-~⅛-
βe_Ly

X ^{2( β} Lx )

χ²(βe_Ly)

ln M, ln Q

1.0219

1.2148

1.1881

1.0739

1.1749

54.66

73.56

(0.0644)

(0.1202)

(0.0786)

(0.0289)

(0.0316)

(0.2065)

(0.0079)

lnQ,lnM

0.7345

0.9392

0.7048

0.7428

0.8834

64.48

52.42

(0.0730)

(0.0559)

(0.0621)

(0.0225)

(0.0242)

(0.0460)

(0.2720)

ln K, ln Q

1.0348

1.2201

1.0776

0.7504

1.3279

84.43

76.36

(0.1471)

(0.1514)

(0.1153)

(0.0703)

(0.0808)

(0.0007)

(0.0043)

lnQ, lnK

0.5967

0.7045

0.5902

0.4599

0.6675

69.04

94.75

(0.0755)

(0.1190)

(0.0682)

(0.0322)

(0.0546)

(0.0198)

(0.0000)

y, x

b

^β Lx

^
β_Ly

b

^β Lxy

-~⅛-
βLx

-~⅛-
β^eLy

X ^{2( β} Lx )

-~⅛-

X²(βeLy)

lnM,lnQ

1.0501

1.1174

1.0813

1.0646

1.1328

63.26

65.06

(0.0219)

(0.0245)

(0.0235)

(0.0140)

(0.0188)

(0.0567)

(0.0415)

ln Q, ln M

0.8740

0.9425

0.8888

0.8644

0.9277

62.69

62.27

(0.0192)

(0.0189)

(0.0194)

(0.0145)

(0.0123)

(0.0625)

(0.0671)

lnK,lnQ

0.6696

1.4487

0.8460

0.4414

1.4470

100.40

126.86

(0.0927)

(0.1615)

(0.0794)

(0.0489)

(0.1093)

(0.0000)

(0.0000)

ln Q, ln K

0.5188

0.7927

0.5363

0.3165

0.9208

102.10

149.90

(0.0655)

(0.0905)

(0.0546)

(0.0339)

(0.0617)

(0.0000)

(0.0000)