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  1. Dec 2019
    1. Nightlights.Our second measure of real activity following demonetization is the changein nightlight intensity. Nightlight intensity refers to low-light imaging data collected bysatellite and filtered to measure the quantity of artificial (i.e. human-generated) light in anarea. Such data have been used to augment official measures of output and output growthand to generate estimates for areas or periods where official data are unavailable