IPA Observer 7 - 2019 Downloads Promoting Investment for Sustainable Development in Cities, IPA Observer 7 - 2019 (UNCTAD/DIAE/PCB/INF/2019/1) 15 Mar 2019 English Sign up for our Insights newsletter. Get trusted intelligence on global trade, the economy and development in your inbox. Subscribe RelatedTopicInvestmentProgramInvestment Promotion and FacilitationSeriesInvestment Promotion Agency Observer KeywordsInvestment promotion