Can France correct its flattened wage hierarchy?

The gap between the median wage and the minimum wage is abnormally small in France. This has negative consequences: Low level of low-skilled employment and high low-skilled unemployment; Abnormally small education premium. Can France correct its flattened wage hierarchy ? An increase in the median wage runs into the fact that the real median wage in France has risen more than productivity; A reduction in the minimum wage combined with an increase in public income transfers ( in the “activity bonus” paid to low-income earners, i.e. negative taxation ; or a reduction in employee social contributions) would be effective , but is widely rejected by the public; The only remaining solution is to reduce the tax burden for people around the middle of the income distribution and to move to negative employer social contributions on low wages.