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Nordhaus, W., & Chen, X. (2012). Improved Estimates of Using Luminosity as a Proxy for Economic Statistics: New Results and Estimates of Precision. Cowles Foundation Discussion Paper, (1857).
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Nordhaus, W., & Chen, X. (2014). A sharper image? Estimates of the precision of nighttime lights as a proxy for economic statistics. J of Econ Geog, 15(1), 217–246.
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