Sicilian (2001) also controls heterogeneity bias by estimating first-difference starting-wage regressions using the EOPP survey.
Summarizing, the empirical studies that use the EOPP survey have either failed to find a significant negative relationship between on-the-job training and starting wages or find a small negative effect, with the largest elasticity at -0.
The EOPP is a two-wave survey of approximately 3000 firms conducted in 1980 and 1982.
The EOPP provides relatively detailed information regarding on-the-job training.
Demographic variables contained in the EOPP include the worker's SEX and his or her AGE at the time of hiring.
Firm-wide data in the EOPP include the extent of unionization within the firm and the firm's standard industrial classification code.
The EOPP includes the question, "If it were purchased today what would be the cost of the most expensive machine people in [this] position work on or with?
The major weakness of the EOPP is some missing demographic variables for the worker.
The EOPP is a two-wave survey of firms conducted in 1980 and 1982.
Firm-wide data include the number of employees in all the firm's establishments within the geographic site defined in the EOPP.
The major weakness of die EOPP is that some demographic variables for workers are missing.
The EOPP data were collected at a time of frequent changes in the minimum wage.