Development Research Group, Finance and Private Sector Development Unit (World Bank), 'Global Financial Inclusion (Global Findex) Database 2021 (Poland)', 2022
Development Research Group, Finance and Private Sector Development Unit (World Bank), 'Global Financial Inclusion (Global Findex) Database 2014 (Poland)', 2015
Development Research Group, Finance and Private Sector Development Unit (World Bank), 'Global Financial Inclusion (Global Findex) Database 2014 (Romania)', 2015
Kevin Croke (The World Bank ); Markus Goldstein (The World Bank ); Michael O'Sullivan (The World Bank ), 'Cross Border Trader Impact Evaluation 2010: Baseline Survey (Rwanda)', 2016
Professor Nancy Phaswana-Mafuya (Human Science Research Council (HSRC)); Professor Karl F. Peltzer (Human Science Research Council (HSRC)), 'Study on Global Ageing and Adult Health 2007-2008: Wave 1 (South Africa)', 2011
Development Research Group, Finance and Private Sector Development Unit (World Bank), 'Global Financial Inclusion (Global Findex) Database 2011 (Spain)', 2015
Suresh de Mel (University of Peradeniya, Sri Lanka); David McKenzie (World Bank); Christopher Woodruff (University of Warwick, United Kingdom), 'Microenterprise Survey 2005-2010 (Sri Lanka)', 2012
Development Research Group, Finance and Private Sector Development Unit (World Bank), 'Global Financial Inclusion (Global Findex) Database 2014 (United Kingdom)', 2015
Development Research Group, Finance and Private Sector Development Unit (World Bank), 'Global Financial Inclusion (Global Findex) Database 2014 (Montenegro)', 2015
World Bank Group (WBG); European Bank for Reconstruction and Development (EBRD); European Investment Bank (EIB), 'Enterprise Survey 2019 (Montenegro)', 2019