Working papers

This paper develops a new separability concept - latent separability.

In this paper we use household level data on income and expenditure to analyse the importance of precautionary saving in the UK.

Inequality of post-tax income among pre-tax equals is evaluated and aggregated to form a global index of horizontal inequity in the income tax.

The study, using the 1988-89 Retirement Survey in Britain: (i) estimates expenditure on housing relative to income for the sample aged 55-69, (ii) simulates optimal housing/consumption allocations for a simple life cycle model and (iii) examines the relationship between 'excess' holdings of housing, financial dissaving and other portfolio behaviour subsequent to retirement.

Our paper evaluates the labour supply effects of 'in work' benefit reforms in the UK, using the means-tested benefit reforms of July 1995 as an example.

A new procedure for measuring horizontal inequity and vertical equity in the income tax is proposed, for which the "equals" under the tax law are socioeconomic groups, and the equal treatment norm is a command that, for equity, these groups should face the same tax schedule.

We study transitions in and out of work for men over the age of forty in order to investigate the principal determinants of retirement age.

This paper aims to investigate the impact of the UK Family Credit (FC) scheme (an in-work income transfer programme, i.e. one which is only payable to individuals who are in work) on the labour supply of lone mothers.

This paper estimates the impact of schooling on the wages of men.

This paper compares the employment behaviour of innovative firms with those that are less technologically advanced.

In this paper we examine the concept of intergenerational mobility in earnings and in lifetime or 'permanent' status, and discuss its measurement using regression and quantile transition matrix approaches.

The purpose of this working paper is to document the current TAXBEN model, given the changes that have occurred since 1990.