Les biais de sélection sont créés par des disparités entre le domaine d'estimation d'un modèle statistique et son domaine d'application. C'est le cas pour les modèles évaluant le risque de fraude, qui sont estimés sur les seuls sinistres audités mais appliqués sur tous les sinistres...

This paper presents a case study of a portfolio of individual long-term insurance contracts sold by a Spanish mutual company. We describe the risk levels, the rating structure and the implied cross-subsidies on a portfolio of policies providing health, life and long-term care insurance. We show...

Prefunding of pension commitments in OECD economies is increasingly seen as a central strategy to cope with the aging of their populations. This paper argues that investments in emerging markets can help at the margin but are unable to solve the demographic problem. While these investments bring...

Pension reform is an important topic, high on the agendas of most European countries, where countries are profoundly affected by an aging population, the result of lower fertility, and increased life expectancy, changes in family structure, and the effects of globalization. The book presents...

Portability of social benefits across professions and countries is an increasing concern for individuals and policy makers. Lacking or incomplete transfers of acquired social rights are feared to negatively impact individual labor market decisions as well as capacity to address social risks with...

In autumn 2000, the World Bank's board approved the first ever strategy for the new social protection and labor sector, and in January 2001, the sector published the strategy. The subtitle, from safety net to springboard, indicated the World Bank's move toward a broader understanding of poverty...

Population aging is a worldwide phenomenon, but it is particularly advanced in highly developed northern countries. The retirement of the baby-boom generation in these rich countries will impose additional, albeit temporary, pressure on their pension systems. To cope with this pressure, reforms...

Given the impact of the multipillar approach to pension reform and the diversity of its implementation, the authors, who presented papers at the 1999 conference on "New Ideas About Old Age Security," re-examine the evidence and thinking on pensions and retirement security. This report examines...

The reform of public pension systems and, more generally, the review of old-age income support are on the reform agenda worldwide. The reform discussion is more intense in countries where population aging is well advanced, including the member countries of the Organization for Economic...