“…A growing body of sociological research has been emerging since the 1980s (Bowlby and Shriver, 1970;Coleman et al, 1972;Davis and Bumpass, 1976;Mu« ller, 1977;Jones and Davis, 1986;Mangum and Adams, 1987;Shu« tze and Istance, 1987;Felmlee, 1988;Kalleberg and Lincoln, 1988;Tuijnman et al, 1988;Tuijnman, 1989;Kerckhoff, 1990;Becker, 1991Becker, , 1993Lynch, 1991). These ¢ndings have shown fairly consistent evidence that further education increases occupational prestige and improves employment conditions.…”