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This study investigates how markets for different levels of copper purity are interrelated by testing the long-run price linkage and causalities among the copper futures, primary, copper scrap, and brass scrap markets. It is expected that copper markets that deal with high purity levels, such as the futures, primary, and copper scrap markets, have...

The main purpose of this study is to provide strategic recommendations for the Government of Japan to increase the effectiveness of their international environmental cooperation efforts specifically aimed at improving the quantity and quality of green markets across East Asia. The information provided in this study is based on a series of primary...