This paper analyzes the growth of Metropolitan Statistical Areas in the PRC between 1992 and 2013 by focusing on the night-light radiance — a measure of economic activity — of connected subcity places that we refer to as a natural city. This paper documents the rapid growth of natural cities...

Previous studies report mixed findings on the causal relationship between language diversity and its representation of cultural diversity, and economic and social development. We consider language relatedness a prerequisite for language diversity research, and theoretically analyze the impact of...