Ms Sturgeon's speech comes in the wake of a leaked Scottish Cabinet paper which raised concern over the volatility of oil prices.
Global supply and demand factors do not fully explain the volatility of oil, he added, but the Fed found no evidence that speculation or investment was an important factor either.
While it hasn't much changed for subsequent years, that's a figure being used to underscore the argument about the volatility of oil production and prices, and how much that could put the finances of an independent Scotland at the mercy of markets and drillers.
And then there's counter-claim: the Scotland Office highlighting the volatility of the oil price as a key component of budgeting.
It would dampen the volatility of the oil market, and it would generate profits that would help offset the ongoing costs of the SPR.
But the professor, like all other experts, warned of the "volatility" of the oil revenues from year to year.
In a worrying move, Mr Chavez changed the rules of a new stabilisation fund, which is supposed to smooth out the economic impact of volatility in the oil price.
On June 3rd, the organization issued stinging rebuke that placed responsibility for market volatility squarely on the shoulders of oil speculators.
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You can even put a value on that option, using estimates of future volatility in real oil prices and the same formula used to evaluate stock options.
The volatility in the value of the dollar has led to volatility in the oil market.
The volatility in oil presents an abundance of opportunities both on the long and the short side.
Stabilizing the value of the dollar would stabilize the economy and the financial markets, and, as a byproduct, dampen the volatility of all commodity markets, including oil.
The only timetable you can count on is an uneven, long lasting period of political volatility that will thrust oil prices up in fits and starts.
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Today, Apple and Google are as inflammable as oil futures, showing daily volatility of 2 to 4 percent.
With the recent surge of oil prices has come increased volatility, and there was nothing in Tuesday's move that presaged the start of a long-term downtrend.
The volatility is the work of old villains rising oil prices, violence in the Middle East, lower-than-expected corporate profits, uncertainties over the U.S. presidential election, even traditional October jitters.
Turning to the SNP, Mr Rennie said the Scottish government's plan to win independence in the 2014 referendum had been dealt a blow following the leaking of a cabinet document which warned of cost pressures on public spending and volatility in oil revenue.
Oil prices are somewhat down from their recent peaks, and oil price volatility is off the high levels of the last half-dozen years.
Treasury yields are depressed at the moment, in part because market volatility and crazy oil prices have investors yearning for the safety of a triple-a credit.
Mr Darling, who leads the pro-UK Better Together campaign, questioned the idea of a constitution, while referring to a recently leaked Scottish cabinet document which warned of "cost pressures" on public spending and volatility in oil revenue.
BBC: Scottish independence: Clash over Scottish constitution
Moreover, building better machines is something that we have had ton of luck at over the past several hundred years and is a more reliable source of growth than finding new easy-to-get deposits of oil and gas or decreasing the long run volatility in energy prices.
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Ethanol boosters insist that investors have a long view and are unfazed by the volatility in oil prices, in part because they perceive a cultural shift in favor of greener policies and products.
Though its financials are good, oil-exploration companies are usually considered higher-risk deals due to the volatility of energy prices and the possibility that they may not be able to take all their wells into viable production.
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