Common ragweed (Ambrosia artemisiifolia) is a neophyte from North America that has spread rapidly throughout Europe. Because the pollen of common ragweed is highly allergic, many countries have adopted containment and mitigation measures. The neophyte has only recently established flowering...

The paper examines trends and drivers for regional specialization of China’s agricultural produc-tion for 2003-2011. We apply the Regional Specialization Index to a data set of commodities that covers 70 percent of China’s crop and livestock production. Actual prices at the provincial level...

The paper examines trends and drivers for regional specialization of China’s agricultural produc-tion for 2003-2011. We apply the Regional Specialization Index to a data set of commodities that covers 70 percent of China’s crop and livestock production. Actual prices at the...