‘Night-time luminosity’ can shed light on growth – RBI paper

Asia globe

Data on ‘night-time luminosity’ gathered by satellites is a useful high-frequency indicator of economic activity in India, research published by the Reserve Bank of India finds.

In the occasional paper, a team of RBI and World Bank economists studies how numerical data on luminosity correlates with GDP and other indicators of economic activity. The authors note satellite data has the advantage of being highly granular, and is also available much faster than the lagged quarterly GDP figures.


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