Research Article
An Empirical Test of Alternative Theories of Educational Inequality
Table 1
Descriptive statistics by three-digit manufacturing industry, 1979–1996.
| | Variables | Total (1979 through 1996) | 1979 | 1996 | Change | | Mean | Std. dev. | Min | Max | Mean | Mean |
| | $ Total value added (′millions)a | 4,617.5 | 5,474.7 | 256.0 | 46,766.5 | 5,084.0 | 4,822.7 | −261.3 | | $ Total real capital (′millions)a | 5,302.6 | 9,877.2 | 96.8 | 100,027.6 | 7,371.3 | 4,299.4 | −3,071.9 | | $ Value added (′000) per workera | 102.0 | 77.4 | 30.0 | 826.2 | 90.7 | 120.6 | 29.9 | | Employment (′000) | 46.9 | 54.67 | 4.6 | 443.4 | 54.3 | 43.4 | −10.8 | | Less than high school (%) | 22.5 | 11.342 | 0.0 | 61.7 | 31.3 | 15.1 | −16.2 | | High school graduate (%) | 42.9 | 6.681 | 0.0 | 100.0 | 40.3 | 42.1 | 1.8 | | Some college (%) | 20.2 | 6.038 | 0.0 | 41.3 | 17.8 | 24.5 | 6.7 | | BA (%) | 11.0 | 6.380 | 0.0 | 50.0 | 7.9 | 13.6 | 5.7 | | Advanced degree (%) | 3.3 | 3.275 | 0.0 | 20.0 | 2.4 | 4.7 | 2.4 | | Mean age (in years) | 39.0 | 1.9 | 30.0 | 52.3 | 37.9 | 39.8 | 1.9 | | Female (%) | 33.1 | 16.5 | 0.0 | 86.4 | 32.8 | 32.3 | −.5 | | White (%) | 80.4 | 8.1 | 20.0 | 100.0 | 82.1 | 78.3 | −3.8 | | African American (%) | 9.9 | 5.2 | 0.0 | 40.0 | 10.1 | 9.2 | −.9 | | Hispanic (%) | 7.0 | 4.8 | 0.0 | 60.0 | 5.8 | 9.1 | 3.4 | | Other racial/ethnic minority (%) | 2.8 | 2.4 | 0.0 | 21.9 | 2.1 | 3.3 | 1.3 | | Metropolitan resident (%) | 67.9 | 16.2 | 9.4 | 100.0 | 65.5 | 72.5 | 7.0 |
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aInflation adjusted in 1996 dollar values.
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