And municipal authorities struggle to introduce separate collection when private agents are already buying recyclable materials from the residents. On the other hand, there Is a proper business sector, both formal and informal, through which inhabitants can benefit by selling their dry waste items either to itinerant buyers, local junk shops or to the WOW program. In addition, there are wasteplckers who have free access to waste. Is solid waste a private commodity? Or Is It a type of null or negative value good, for which a removal service should be paid?