The Sub-Saharan Africa Refinery Study evaluates the effects of improved fuel specifications on refiningoperations and air quality in Sub-Saharan Africa (SSA). The improved fuel specifications would reduce the levels of certain pollutants in fuels, in turn reducing human exposure to these...

" The objective of this paper is to analyze the industry structure of banking services in Brazil in order to shed light on financial performance and its drivers at a disaggregated level. The study illustrates how differences across market segments - which tend to be averaged out in aggregate...