intensity of an economy by considering the knowledge intensity of the products it exports. pci measures the knowledge intensity of a product by considering the knowledge intensity of its exporters. this circular argument is mathematically tractable and can be used to construct relative measures of the...
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chemicals agricultural machinery agriculture products air compressor air pump aluminum products aquaculture products aroma chemical artificial flowers audio & video equipment automobile accessories automobile alarm auto parts bags bamboo products batteries beverages make money bicycles building materials...