With value attributed to women’s time, households are more likely to choose more efficient technologies with shorter cooking times and reduced fuel gathering requirements (Ekouevi and Tuntivate, 2012). India, Indonesia, Maldives. Nepal, Sri lanka, Thailand and Timor-leste. Data are from the Global Health Observatory data repository, "Household air pollution burden of disease by WHO Regions, 2012", available from: http://apps.who.int/gho/data/node.main.HAPByCAUSEBYREGIONANDWORLDTIang-en.