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David McKenzie's blog

Using Engel Curves to Detect Underreporting of Income among the Self-employed

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The self-employed often underreport income to tax authorities. Less is known about how trustworthy the income reported on household surveys is, but there is a concern that they may also underreport their income in surveys too – either because of concerns about it getting linked to official records, or because the easiest number for them to report is the one they tell the authorities. This raises obvious concerns about the measurement of items such as the poverty levels of the unemployed, the differential income gap between wage work and self-employment, and many other such uses.

Using lab-in-the-field experiments to predict and understand new product take-up: evidence from helping Filipino migrants send remittances for education

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Many policy interventions combine several features that we think may all potentially be key for the results we are trying to achieve. For example, conditional cash transfers typically combine giving cash to the household, some message about the importance of health and education, some condition that requires the household to go to health clinics or kids to attend schools, and details such as who receives the cash (mother or father), how they receive it (directly paid to bank accounts or paid in cash), and the frequency of receipt.

Blog links June 6: Impact of High-Skilled Migration, Failed Forecasting, a large IE database, and more…

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