The standard theory of optimal income taxation under uncertainty has been developed under the assumption that individuals maximize expected utility. However, prospect theory has now been established as an alternative model of individual behaviour, with empirical support. This paper explores the...

This paper examines the measurement of social welfare, poverty and inequality taking into account reference-dependence, loss aversion and diminishing sensitivity — aspects emphasized in Prospect Theory — to social welfare measurement. We suggest a new notion of equivalent income, the income...

This paper examines the measurement of social welfare, poverty and inequality taking into account features that have been found to be important welfare determinants in behavioural economics. Most notably, we incorporate reference-dependence, loss aversion and diminishing sensitivity — aspects...

In the last two decades, questioning of the textbook model of individual choice behavior has accelerated. 'Imperfections' of individual choice behavior are increasingly accepted by the profession as viable empirical phenomena to be explained and incorporated. Non-standard objectives and decision...

This paper evaluates the impact of an integrated rural development programme on farming techniques and food security in the Gaza area of rural Mozambique. We examine the impact of a group-based approach, in a country with few impact evaluations of technol

In recent years there has been much discussion of the difference between Inequality and Polarization. The vast literature on inequality is held to miss out key features of distribution change, which are better described as changes in the polarization. Axioms have been proposed which capture some...

The last thirty years in the analysis of inequality and poverty, especially in developing countries, has seen two phases-a phase of conceptual advancement, followed by a phase of application and policy debate. Both phases were exciting and useful in their own way, but the applied phase has...

What explains the spectacular increases in inequality of disposable income in transitional economies of Central and Eastern Europe? There are at least two possible explanations. First, the pre-tax distribution of income became more unequal because of the shift to a market economy. Second, the...

This paper constructs and analyses a long run time series for regional inequality in China from the Communist Revolution to the present. There have been three peaks of inequality in the last fifty years, coinciding with the Great Famine of the late 1950s, the Cultural Revolution of the late...