Replaced by updated/revised version. This is an electronic version of a journal article, please cite as: Collier, B., A.L. Katchova, and J. Skees. “Loan Portfolio Performance and El Nino, an Intervention Analysis.” Agricultural Finance Review 71(2011):98-119.

Purpose – This paper illustrates that natural disasters can significantly threaten financial institutions serving the poor. The authors test the case of a microfinance institution (MFI) in Northern Peru, where severe El Niño events create catastrophic flooding. Design/methodology/approach –...