This paper derives the conditions under which fitness-reducing alleles can survive in a longrun stationary equilibrium for a trading population, extending the results in Saint-Paul (2002) for arbitrary systems of sexual reproduction

Official data on the distribution of household incomes in the UK are available only with a significant lag: the latest statistics are for 2013-14. In this report, we use modelling techniques to provide a more up-to-date picture and to assess how things are likely to evolve in the coming years....

The focus of this report is the distribution of household income in the UK. We assess the changes to average incomes, income inequality and poverty that occurred in the latest year of data (2014-15), and put these in historical context using comparable data spanning the last 50 years. The...