Bound, John; Brown, Charles; Mathiowetz, Nancy - In: Handbook of econometrics : volume 5, (pp. 3705-3843). 2001
eliminate the bias when measurement errors are not classical, one can often use them to obtain bounds on this bias. Validation … summarize the validation literature on specific variables: annual earnings, hourly wages, transfer income, assets, hours worked … find evidence that errors are negatively correlated with true values. The usefulness of validation data in telling us about …