24 Innovative Critical Success Factors for Public–Private Partnerships (PPP) in Infrastructure Projects of Developing Countries. A Case of Zambia

摘要: Infrastructure is said to be the promoter for economic growth. The global infrastructure needs are about 4% of the global GDP or US $4 trillion per year (Estache, et al., 2015). This suggests that developing countries require about US1. 5 trillion per year per year of infrastructure investment by the year 2030 (Ruiz-Nunez & Wei, 2015). The Organisation for Economic Corporation and Development (OECD) estimates that these countries spend about US800-900 billion (OECD, 2013 cited in Estache, 2015: 279).To address the cost of infrastructure, about $93 billion a year is required and around a third is need for maintenance which is higher than twice the Commission for Africa’s 2005 estimates (Fombad, 2015). In Africa, the central government’budget which is the main driver of infrastructure investment, domestically finances a large share of infrastructure in Africa. Niazi and Painting (2018) indicate that Africa would still …