The importance of taking into account multidimensionality in poverty measurement has been recently emphasized. The poverty alleviation literature has not, however, yet addressed the important issue of policy design for efficient multidimensional poverty reduction. From a positive perspective, it...

Understanding the economic and social effects of the recent global trends of rising market concentration and market power has become a policy priority. To fill this knowledge gap, this paper introduces a simple simulation method, the Welfare and Competition tool (WELCOM), to estimate with...

This paper presents a novel method for estimating the likely welfare effects of competition reforms for both current and new consumers. Using household budget survey data for 2015/16 for Ethiopia and assuming a reform scenario that dilutes the market share of the state-owned monopoly to 45...

Income mobility is often thought to equalize permanent incomes and thereby to improvesocial welfare. The welfare analysis of mobility often fails, however, to account for the cost ofthe variability of periodic incomes around permanent incomes. This paper assesses the netwelfare benefit of...

Shortly before the 2011 Libyan revolution, consumers' subsidies were rapidly increased by the regime in an effort to reduce social discontent. In the aftermath of the revolution, these subsidies became important for people's subsistence, but also a very heavy burden for the state budget. Since...

What is the welfare effect of a price change? This simple question is one of the most relevant and controversial questions in microeconomic theory and one of the main sources of errors in empirical economics. This book returns to this question with the objective of providing a general framework...

The objective of this book is to capitalize on the work undertaken by the World Bank in the MENA Region between 2010 and 2014 using a particular model specifically designed for the distributional analysis of subsidies and the simulation of subsidies reforms. The model is called “SUBSIM” and...

This paper presents a novel method for estimating the likely welfare effects of competition reforms for both current and new consumers. Using household budget survey data from 2015/16 for Ethiopia and assuming a reform scenario that dilutes the market share of the telecommunications state-owned...

Understanding the economic and social effects of the recent global trends of rising market concentration and market power has become a policy priority, particularly in developing countries where markets are often more concentrated. In this context, since the poor are typically the most affected...

The paper compares the distribution of energy and food subsidies across households and the impact of subsidy reforms on household welfare in the Middle East and North Africa region. The analysis uses a unified model and harmonized household data. The results show that the distribution of...