ILO homeTopicsEmployment intensive investmentPublications Publications on Employment intensive investment Publication The health of workers in selected sectors of the urban economy: Challenges and perspectives 01 January 2013 This paper aimed at analysing and systematizing the health challenges faced by the poorest strata of urban workers and to discuss solutions. Publication Infrastructure development and the informal sector in the Philippines 01 June 2002 Socio-Economic Technical Papers (SETP) No. 12