Purpose: The purpose of this paper is to support the development of effective strategies that enhance community water supply systems. The study examined service constraints and willingness to pay for better services in community-managed water supply services using empirical evidence from...

The main objective of the paper was to examine the costs, returns and efficiency levels obtained by key players in the Ghanaian yam marketing chain.A total of 320 players/actors (farmers, wholesalers, retailers and cross-border traders) in the Ghanaian yam industry were selected from four...