allowing for environmental influences such as country macroeconomic conditions, accessibility of banking services and bank type …. While these factors are assumed to directly influence the shape of the technology, we assume that country dummies and bank … banking appears to be associated with higher input usage. Furthermore, by allowing for bank size and international differences …

across countries, which could explain the plurality in conclusions in the Islamic/conventional bank efficiency debate. We … find that the alignment between the two bank types is positively related to the country's financial depth, transparency …, economic stability and banking concentration. At the bank level, the alignment in the two banking systems is associated with …

across countries, which could explain the plurality in conclusions in the Islamic/conventional bank efficiency debate. We … find that the alignment between the two bank types is positively related to the country's financial depth, transparency …, economic stability and banking concentration. At the bank level, the alignment in the two banking systems is associated with …