Les gains de productivité constituent sur le moyen-long terme l’un des principaux vecteurs de développement d’une entreprise et, au niveau macro-économique, la principale source de l’élévation du niveau de vie moyen d’une population.

The prenatal diagnosis of Down syndrome (amniocentesis) presents parents with a complex dilemma which requires comparing the risk of giving birth to an affected child and the risk of losing an unaffected child through amniocentesis-related miscarriage. Building on the specific features of the...

Using data covering three successive generations of Malagasy people, we construct a new semi- parametric estimator of the effect of parental income on the decision to send children to school. We propose new tests of simultaneity and hereditary biases affecting the usual estimates of this effect....