We reconsider the optimal population size problem in a continuous time economy populated by homogenous cohorts with a fixed life span. Linear production functions in the labor input and standard rearing costs are also considered. First, we study under which conditions the successive cohorts will...

We provide a North-South Schumpeterian growth model endogenously generating demand-driven patterns of vertical intra-industrial trade. More precisely, we build a model featuring non-homothetic preferences and income differences, and show that such conditions guarantee the endogenous emergence of...

Today, though the need for new indicators of progress is broadly recognized, no consensus has arisen on a successor to GDP. Various – often conflicting – quantification options are observed. On one side, one finds those who want to improve current indicators, by completing or adjusting them,...

Les mesures d’inégalité du revenu rassemblent deux types d’indicateurs décomposables : les indices décomposables en sous-populations et les indices décomposables en sources de revenu. Les premiers permettent de départager l’inégalité totale en une inégalité intragroupe et une...

Answers of sample survey respondents to questions like the following one: "In the circumstances of your household, what income would you regard as the minimum (or good/bad/sufficient, etc.) for your household?" can be used to estimate equivalence scales. It is sometimes claimed that this is a...