Copper ETFs would risk creating huge artificial bubble

Polish copper producer warns that ETFs could create a dangerous bubble in the market

Exchange-traded funds in physical copper could create an enormous bubble in the market that, when it bursts, causes massive problems for the sector, an executive at Polish producer KGHM has warned.

According to KGHM's general director Jaroslaw Romanowski, allowing financial institutions access to the physical copper market will "create a big mess."

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