collecting detailed consumption or income data for measuring poverty due to the required length of the interview and complexity … technique can produce reliable poverty estimates from only 10 to 20 simple questions. However, this approach may lead to biased …. By conducting the first survey experiment to examine potential differences in poverty estimates between interview modes …

poverty trends in Sri Lanka between 2006 and 2009. Survey-to-survey imputation methods rely on two key assumptions: (i) that … large share of the intertemporal change in household expenditure and poverty. In addition, differences in sampling design … adequately capture changes in poverty. The paper concludes that in Sri Lanka, survey-to-survey imputation between the Household …