というNBER論文が上がっている。原題は「China's GDP Growth May be Understated」で、著者はHunter Clark(NY連銀)、Maxim Pinkovskiy(同)、Xavier Sala-i-Martin(コロンビア大)。 以下はその要旨。 Concerns about the quality of China’s official GDP statistics have been a perennial question in understanding its economic dynamics. We use data on satellite-recorded nighttime lights as an independent benchmark for comparing various published indicators of