Without such knowledge, chemicals companies are challenged to ensure profitable margins or to make decisions on which raw materials should be further refined to deliver products with total higher valueadded output.
Their official data on exports show that low valueadded production accounts for a declining share of total exports, falling to below 50 percent since 2008.
Thus, it enables to monitor the total flows of goods and services produced, as well as valueadded, starting from the initial production stage to the final use stage.