NBER Working Papers by Judith Dean

Trade growth for a relatively poor country is thought to shift the composition of industrial output towards dirtier products, aggravating environmental damage. China's rapidly growing trade and serious environmental degradation appear to be no exception. However, much of China's trade growth is attributable to the international fragmentation of production. This kind of trade could be cleaner, if fragmented production occurs in cleaner goods, or if China specializes in cleaner stages of production within these goods. Using Chinese official environmental data on air and water pollution, and official trade data, we present evidence that (1) China's industrial output has become cleaner over time, (2) China's exports have shifted toward relatively cleaner, highly fragmented sectors, and (3)...