When the challenges of population aging are being debated, the uncertain future of pension systems is a topic of high priority and large controversy. The aim of this chapter is not to provide a “consensus view” on social security and public insurance in aging populations but to put structure...

Brazil’s public pension expenditure is about 9 per cent of GDP, above the OECD average. Given that OECD countries are generally not only wealthier, but also significantly older, Brazil’s pension expenditures are clearly excessive, draining resources away from other areas, such as much needed...

The present Paper studies the retirement incentives for elderly people in Belgium. We model the incentive structure built into the various public early retirement and retirement systems. First, we compute indicators of benefit entitlement such as the social security wealth. Then, we use three...

Most existing studies examine the issue of skilled–unskilled wage inequality by using models that are relevant only in the long-run. In addition, studies that utilise product variety models assume that varieties of producer services are non-traded. Using a product variety model, this paper...

How does growing international financial diversification affect firm-level and aggregate labor shares? We study this question using a novel framework of firm labor choice in the face of aggregate risk. The theory implies a cross-section of labor risk premia and labor shares that appear as...

The existing studies have shown that the skilled–unskilled wage gap is affected by the size of elasticity of substitution in consumption. This paper focuses on the role of elasticity of substitution in production. Within the context of this paper, elasticity of substitution in production...

Demographic developments are unfavourable for the financing of pension schemes in most OECD countries, implying continued growth in pension expenditure in virtually all OECD countries. This paper examines the vulnerability of pension systems, with an emphasis on financial sustainability and...