This paper makes the case for the need to "upgrade" current analytical tools used for trade policy analysis and complement them with more detailed firm-level data. Such an upgrade should be based on the latest intellectual advancements in trade theories and the latest firm-level trade statistics...

This paper unveils a systematic pattern in the People's Republic of China's (PRC) processing trade. In a cross-section of the PRC's provinces, the average distance traveled by processing imports (import distance) is negatively correlated with the average distance traveled by processing exports...