The aim of the paper is to present new evidence on the relationship between income and health expenditure allowing for (i) substitution and complementary relationships between private and public health expenditure, (ii) presence of structural breaks in the dependent variables, and (iii) presence...

Concerns about the environmental effects of procurement decisions are gaining momentum. We investigate how the environmental quality of public purchases changes under two possible institutional settings: a centralized one, where a single regulator is in charge of both production efficiency and...