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Table 3 The Bias Measure* When Measurement Error Exists in the Income Variable

Thursday, December 1, 2011

Table 3 The Bias Measure* When Measurement Error Exists in the Income Variable

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Parameters Classical Berkson
sI sign 0 0.1 I 0.2 I 0.3 I 0 0.1 I 0.2 I 0.3 I
Purchase                  
b0 Intercept (−) 2 5 −2 2 −1 1 −2 2
b1 Age (+) −1 1 1 2 −1 1 0 −1
b2 Gender (+) 3 −2 −1 −2 1 −2 2 2
b3 Income (+) 2 −13 −32 −37 3 −26 −15 −2
b4 Petrol price (−) −8 −19 6 −6 0 −3 5 −8
Recreation                  
b5 Intercept (−)                
b6 Age (−) −4 1 4 5 −7 7 −3 8
b7 Gender (−) 1 0 −2 0 1 −1 −1 0
b8 Income (−) 6 −3 1 7 8 −2 1 −1
b9 Petrol price (+) −2 2 13 21 0 −1 8 0

* This is the mean of 100 over the replications.