The price of Arabica coffee has dropped by 7% this week. In fact it's fallen from a peak in 2011 of 306 cents per pound to 130 today. What's behind the move?
Ole Hansen, Saxo Bank's Head of Commodity Strategy takes a look at that and other key movers in the markets this week.
Gold has been a bit more popular but crude oil has seen its biggest weekly drop in more than a month. But natural gas is recovering from recent lows.