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QUESTION
But the assumption of normality for ui is not tenable for the LPMs because, like Yi, the disturbances ui also take only two values; that is, they...
But the assumption of normality for ui is not tenable for the LPMs because, like Yi, the disturbances ui also take only two values; that is, they also follow the Bernoulli distribution. This can be seen clearly if we write (15.2.1) as
