This paper studies changes in wage differentials accross education groups for full-time male workers in the French private sector, from 1976 to 2004. We apply quantile regressions to Mincer-type equations to disentangle between- and within-education group wage inequalities, and we describe...

In spite of prevalent views among economists and business management experts in favour of corporate focus development strategies still lack empirical evidence. The concepts of diversification and product refocusing of firms businesses are difficult to express with quantitative indicators, as the...