This paper explores aspects of the optimal design of tax/transfer schemes that involve elements of both 'tagging' (the use of categorical benefits) and 'means-testing' (income-relation of benefits). Simulations suggest a striking qualitative dissimilarity between the group-specific schedules...

This paper reviews some of the central issues that arise in thinking about the motives for, politics of, constraints on and measurement of, redistribution. Amongst the themes are: the potential usefulness of apparently inefficient policy instruments in overcoming the self-selection constraints...

This paper evaluates the nature and extent of, and possible responses to, two of the central challenges that globalization poses for revenue mobilization in Sub-Saharan Africa (SSA): from corporate tax competition, and from trade liberalization. It does so using a new dataset with features...