[...]The analysis of competitive markets culminated in the fundamental theorems of welfare economics which elucidated the (restrictive) conditions under which resource allocation by markets would achieve Pareto efficiency. The first fundamental theorem says that all perfectly competitive...

[...]This paper begins by discussing poverty trends on a global scale -- where the poor are located in the world and how their numbers have been changing over time. It then discusses the relationship of economic growth and income distribution to poverty reduction. Finally, it suggests an...

We prove that in a closed economy without distortionary taxation, the welfare of a representativeconsumer is summarized to a …rst order by the current and expected future values of the Solowproductivity residual in level and by the initial endowment of capital. The equivalence holds if...

Previous research on optimal R&D subsidies has focussed on the long run.This paper characterizes the optimal time path of R&D subsidization in a semi-endogenous growth model, by exploiting a recently developed numerical method.Starting from the steady state under current R&D subsidization in the...

We address a puzzle in welfare economics - the possibility that rational people maybe simultaneously against two apparently conflicting forms of “tyranny”. In fact thetwo types of tyranny can be reconciled but at the possible cost of conflict with otherstandard welfare principles. We examine...

This paper examines the impact of the Working Families Tax Credit (WFTC) on employment retention and advancement. The WFTC, which replaced Family Credit in October 1999, supplemented earnings of low paid workers living in low income families. It was designed to increase the financial incentive...

Recent government pronouncements in the UK and above all the recent Conservative Party (2008) policy document on welfare reform suggest that US welfare reform is increasingly being taken as a model for the UK. What lessons should the UK draw from US experience? The long established means tested...

We estimate the magnitude of social interaction effects in disability pension participation amongolder workers in Norway. The problem of omitted variable bias is addressed using neighbors’exposure to plant downsizing events as an instrument for the disability entry rate among one’spreviously...

This paper examines the effects of recent welfare reforms in the US and UK on thewell-being of children in low-income families, looking specifically at the effects onpoverty, family expenditures, and child health and development. The paper finds somecommonalities but also some notable...

In April 2002 Jobcentre Plus started to operate in the UK bringing together theservice of the Benefits Agency and the Employment Service. Offering a fullyintegrated benefit claiming and work placement/job-seeking service for peopleof working age this new organisation aims to strengthen the link...