Since 2001, an aid consortium known as Gavi has accounted for over half of vaccination expenditure in the 75 eligible countries with an initial per capita GNI below $1,000. Regression discontinuity (RD) estimates show aid significantly displaced other immunization efforts and failed to increase...

As Latin American countries seek to expand the coverage and benefits provided by their health systems under a global drive for universal health coverage (UHC), decisions taken today – whether by government or individuals – will have an impact tomorrow on public spending requirements. To...