Copper prices remain under heavy selling pressure this week as demand concerns continue to weigh on sentiment. The futures market is currently testing support at the 3.9350 level, having fallen around 16% from the July highs and now down 25% from the YTD highs. The turmoil in global markets over the last fortnight has amplified negative sentiment with investors increasingly concerned over the health of the two leading global economies. Data out of China has been considerably weaker over recent months leading to fresh stimulus action from the PBoC. Measures have yet to bolster confidence and with industrial readings ... (full story)