DISAGGREGATED HEALTH EXPENDITURE, HIV PREVALENCE AND ECONOMIC GROWTH IN WEST AFRICA : THE AUGMENTED SOLOW GROWTH MODEL APPROACH

This study investigated the relationship among health expenditure, HIV prevalence and expansion of productive economic activities in West Africa using sub-regional aggregate time series data from 1992 to 2020. The augmented Solow growth model was adopted enable us understand maximize both theoretical empirical anatomy as it relates with disaggregated expenditure context a theory conveniently apply Hsiao causality framework form vector autoregressive model. theoretically made possible for uniquely identify specify six (6) bivariate hypotheses-supported models sustainable fulcrums application validation test. Health into total, public, household out-of-pocket, non-household private expenditures specifically determine impact between on each these components expenditure. results show that total expenditure-led hypotheses were not validated sub-region. However, growth-led are Also, prevalence-led Africa. recommended inflows public sub-region, growth-enhancing mitigation policies should incorporate long, short-run periods.
 Keywords: causality, Prevalence, Expenditure, Economic Growth, 
 Model.
 JEL CLASSIFICATION:C11, C18, I10, I150