GSAP/ SPID data for "A New Global Subnational Poverty and Inequality Database Based on Harmonized Household Surveys" (with Minh C. Nguyen, Ben James Brunckhorst, and Judy Yang). IZA Discussion Paper No. 18672, 2026.
Updated SPI data for “Statistical Performance Indicators and Index: A New Tool to Measure Country Statistical Capacity” (with John Pullinger, Umar Serajuddin, and Brian Stacy). Scientific Data, 10, 146, 2023.
Early SPI data for "Measuring the Statistical Capacity of Nations" (with Grant Cameron, Mustafa Dinc, James Foster, and Michael Lokshin). Oxford Bulletin of Economics and Statistics, 83(4), 870-896, 2021.
Replication files for "The Long-run and Gender-equalizing Impacts of School Access: Evidence from the First Indochina War" (with Trung Hoang and Ha Nguyen). Economic Development and Cultural Change, 70(1), 2021.
Final data for "“Gender Inequality during the COVID-19 Pandemic: Income, Expenditure, Savings, and Job Loss” (with Cuong Viet Nguyen). World Development, 105296, 2021.
Replication files for “Using Repeated Cross-Sections to Explore Movements in and out of Poverty”. (with Peter Lanjouw, Jill Luoto and David McKenzie), Journal of Development Economics, 107: 112-128, 2014.
Sample Stata replication files for joint ordered probit-Tobit model for “The Determinants and Impact of Private Tutoring Classes in Vietnam”. Economics of Education Review, 26(6): 684-699, 2007.