The Tanzania High Frequency Welfare Monitoring Phone Survey (THFWMPS) was conducted by the National Bureau of Statistics (NBS) and Office of Chief Government Statistician (OCGS) Zanzibar, in collaboration with World Bank (WB) and the Research on Poverty Alleviation (REPOA).

The key findings from the survey will be used to monitor and mitigate the negative impacts of the global crisis on the population in the country