What does it mean to be ‘Made in China?’ As supply chains grow increasingly global, the answer is rarely simple. CNBC’s Uptin Saiidi reports from the world’s two largest economies.

The EU is becoming the trendsetter for the global environmental agenda. It sees itself not only as a competitive economy but also as the leader of the green revolution.

For more than seven decades, the United States dollar has been the world’s reserve currency, with a majority of international transactions using the greenback. CNBC’s Uptin Saiidi explains how it became so strong and explores whether its position could be threatened.