One cannot help but be a little cynical about the current world economic crisis. We seem to go through a crisis about once a decade and we have to begin to believe that the whole thing is contrived.
The economy ahead of a US Presidential election seems to create a Wall Street stagger every 4 years and every second one seems to bring suicidal tendencies to the market.
The advent of futures exchanges allowing brokers to trade trends without ever even considering taking delivery of the "physical" is almost like betting on two flies running up a wall.
Even OPEC has come out and suggested that they believe that there is more than enough Oil in the world for supply at the moment and reduced production accordingly. The oil price has continued to come down.They blamed the traders and indications are that they are correct.
I really think brokers and traders enjoy making these markets move, as any trade for them is a trade and they are making money.
I remember a currency trader in New York in the late "80s who was trading a massive book and was renowned for setting up situations for his own gain in the management of his book. Reuters would even flash the trading floor when he signed in as he was well known for trading against the trader sitting at the next desk, he was known to be so ruthless.
Whilst it is understood that markets can get over heated from time to time, but how much of this is real and how much is contrived and are Governments that slow to understand that they are often lead to fiscal decisions for all the wrong reasons.
I sure do not know the answer but have seen four of these collapses in my working career which has one pondering the question.