There's no question about it, a new breed of speculator is pouring money into the oil market and helping drive prices to record levels. What's less certain is if this new money is essential to a healthy market.Many blame record prices on Wall Street investors new to the oil market, saying they're bidding up gas prices to artificially high levels - and soaking drivers.
As oil nears $130 a barrel, some say $10 to $70 of that price is due to Wall Street speculation.
A slippery debate
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