What shapes the optimal degree of progressivity of the tax and transfer system? On the one hand, a progressive tax system can counteract inequality in initial conditions and substitute for imperfect private insurance against idiosyncratic earnings risk. At the same time, progressivity reduces...

I undertake a political economy exercise of a type described in John Rawls' A Theory of Justice; namely, one in which economic institutions are judged by how well they match the key principles in theories of distributive justice. My main contention is that such an exercise is integrally related...

This study explores the interaction between the quality of public services, the implementation of user fees, and the resulting potential for exclusion, that can lead to negative externalities. Our theoretical framework takes account of the possible externalities that result from excluded users...

In 1974 Britain elected a Labour government pledged to expand public spending significantly. Labour followed its programme for two years, but after that began to cut both government spending and taxation, anticipating the post-1979 Conservative agenda. This paper examines the history of this...

In a second best environment, the optimal policy choice sometimes follows the first best rules. This note lays down the information structure and separability assumptions under which this property holds in a variety of setups.

<p>In a second best environment, the optimal policy choice sometimes follows the first best rules. This note lays down the information structure and separability assumptions under which this property holds in a variety of setups.

In 1974 Britain elected a Labour government pledged to expand public spending significantly. Labour followed its programme for two years, but after that began to cut both government spending and taxation, anticipating the post-1979 Conservative agenda. This paper examines the history of this...

This paper considers the impact that technology has on firms' choices over organisational form, in particular whether to produce inhouse or outsource and offshore services, and firms' decision over the location of activity. Technology reduces the transaction and adjustment costs of moving...

We use an RCT to analyse the impact of microcredit on poverty reduction in Bosnia. The study population are loan applicants that would normally have just been rejected based on regular screening. We find that access to credit allowed borrowers to start and expand small-scale businesses....

Although microfinance institutions across the world are moving from group lending towards individual lending, this strategic shift is not substantiated by sufficient empirical evidence on the impact of both types of lending on borrowers. We present such evidence from a randomised field...