Using a randomized survey experiment in urban Ghana, this paper demonstrates that the length of the reference period … markedly by job type. Survey participants report significantly more self-employment spells when the reference period is shorter …

This paper assesses the relationship between the length of recall and nonrandom error in agricultural survey data … survey data quality remains an important concern. Mainstreaming objective measures where possible and reducing the risk of …

behavior during a baseline survey for an adolescent girls program in Liberia. The study finds that girls are more likely to …

This research note investigates the impact of phone reminders on response rates in the context of a web-based survey in … an international organization, the World Bank. After randomly assigning treatment to 248 survey participants, the study … World Bank surveyors to turn to sample surveys more often, reducing survey overload in the institution …