High-resolution measures of poverty and vulnerability in Afghanistan: Cost-effective solutions based on mobile phone data Estimating economic characteristics with phone data Working paper 7 Aug 2018 State Authors Joshua Blumenstock Assistant Professor, University of California - Berkeley Blumenstock-2018-Working-paper.pdf Download PDF document • 1.91 MB Share Share More from IGC Virtual Policy Roundtable: Climate, Fragility, and Policy Pathways in Yemen & Somalia 28 January 2026 13:00-14:30 online Upcoming Event What fieldwork reveals about Pakistan’s uneven state capacity Ayman Moazzam Blog 2025 Zambia mining and investment INSAKA 6–10 October 2025 Lusaka, Zambia Past Event From forms to functions: Patterns of uneven state capacity in Pakistan Ayman Moazzam Project report Themes State Countries Afghanistan