More on the PE of Coffee

[Gordon Fitch]

Ian Murray:
> ... 
> For millions of impoverished farmers worldwide, coffee has become a
> cruel business. Producer prices have plummeted in recent months to an
> all-time low, while prices on the retail end are mostly at an all-time
> high. For corporations profiting from this ever-growing gap, things
> couldn't be better.
> ...

The article explains why coffee bean prices are low, but it
doesn't explain why the retail coffee price is high.  I'd
like to know how that's managed.