Microfinance institutions (MFIs) generally aim at improving the access of the poor to financial services while at the same time being financially sustainable. But what do we know about how MFIs reach and combine these two goals? We carry out a systematic review of close to 170 papers discussing...

This paper investigates whether the country-level financial environment in which microfinance institutions (MFIs) have to work affects their operations. In particular, we argue that the efficiency of MFIs is determined by the extent to which financial markets of countries are developed. On the...