Regression analysis of reporting trends, 1980–2002.

Note. Observations are at the country x disease x year level. The data span 1980–2002 but exclude 1988 and 1996, transition years between policy regimes. Dependent variable is the change in an indicator for whether a country reported a disease; so the dependent variable takes values -1, 0, or 1. Specification (1) includes data on meningitis reporting only. Specification (2) includes data on measles reporting only. Specification (3) includes data on both types of reporting. Specifications (1), (2), (4), and (5) include policy period indicators and country fixed effects. Specification (3) includes period indicators, those indicators interacted with a meningitis disease indicator, and country fixed effects. Standard errors are reported below coefficients. ***/**/* indicate p1%) populations. Specification (5) includes only data on non-Muslim countries.