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Root for the Tubers : Extended-Harvest Crop Production and Productivity Measurement in Surveys (Inglês)

To document the relative accuracy of methods for microdata collection on root and tuber crop production, an experiment was implemented in Malawi over a 12-month period, randomly assigning cassava-producing households to one of four approaches: daily diary-keeping, with semi-weekly supervision visits; daily diary-keeping, with semi-weekly supervisory phone calls; two six-month recall interviews, with six months in between; and a single 12-month recall interview. ... Exibir mais +

Documento de trabalho sobre pesquisa de políticas WPS8618 OCT 18, 2018

Kilic,Talip; Moylan,Heather G.; Ilukor,John; Mtengula,Clement; Pangapanga-Phiri,Innocent Disclosed