Department of Health Economics and Policy Association, University of the Witwatersrand, Johannesburg, South Africa
Research Article
Inequalities in Willingness to Pay for Zambia?s National Health Insurance Scheme
Author(s): Mulenga Kabaso* and Frederik Booysen
This paper investigates socioeconomic inequalities in household willingness to pay for national health
Insurance. The paper used data from the nationally representative Zambia household health
expenditure and utilization survey. Contingent valuation was used to elicit willingness to pay using a
bidding game technique. A concentration curve and a concentration index were used to measure
inequalities in willingness to pay, while Wagstaff, et al. decomposition was used to identify the factors
that contribute to these inequalities. The concentration index for socioeconomic inequalities in
willingness to pay was estimated at 0.161, indicating that willingness to pay was concentrated among
affluent households. The Wagstaff, et al. decomposition results suggested that the ability to pay,
proxied by per capita expenditure, contributed most to the inequalities in willin.. View More»
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