Nineteenth-Century Catholic doctrine strongly opposed state schooling. We show that countries with larger shares of Catholics in 1900 (but without a Catholic state religion) tend to have larger shares of privately operated schools even today. We use this historical pattern as a natural...

Even though some countries track students into differing-ability schools by age 10, others keep their entire secondary-school system comprehensive. To estimate the effects of such institutional differences in the face of country heterogeneity, we employ an international...

The paper provides a comparative analysis of the association between student achievement and public-private partnerships (PPPs) in schooling across countries. Student-level data from the PISA international achievement test provides information on the public-private character of both operation...