Twenty-two years and several fatal accidents later, this incline was moderated by the Spiral Tunnels, a pair of ingenious corkscrews cut into the mountainside.
This downward spiral may have been exacerbated by Europe's efforts to cut the value of Greek sovereign debt without triggering a payout on credit-default-swap contracts.
The high capital depreciation of this equipment must be offset by running it at full capacity, so rather than cut production the market participants lower prices to entice customers away from their competition, creating a downward price spiral.