To analyze the effect of health on work, many studies use a simple self-assessed health measure based upon a question such as "do you have an impairment or health problem limiting the kind or amount of work you can do?" A possible drawback of such a measure is the possibility that different...

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 the state of the Chinese economy....

Nighttime lights data are a measure of economic activity whose error is plausibly independent of the measurement errors of most conventional indicators. Therefore, we can use nighttime lights as an independent benchmark to assess existing measures of economic activity (Pinkovskiy and...

The 1990s economic performance of the US suggests that the country may have the right mix of institutions and policies to be the peak capitalist economy in the new information economy. This paper develops criterion for judging peak status and examines whether the US fulfills these criterion. The...