The objective of this paper is twofold. Firstly, we show how reliable datasets can be generated to perform distributional analysis in the Arab region, based on a useful procedure of desegregating grouped data published by official statistical agencies. Secondly, using accessible raw micro data...

This paper analyzes the trend and changes of household expenditure polarization in five Arab countries between 1975 and 2006. Applying a set of recent polarization measures developed by Duclos et al. (2004) and Wolfson (1994), we find that polarization remained stable in most countries except...