But in places like Pinto, the problems of peasant farmers owe much to politics.
Argentina's difficulties now owe much to Mr Menem's failure to reform public spending.
The savings owe much to lower staffing costs, and economies of scale.
They point out that unlike the sons of big business clans, newcomers did not inherit their fortunes nor did their rise owe much to government help.
Today's talking and touching therapies for couple's sexual problems are largely based on her ideas, just as the development of Viagra and its ilk owe much to the physiological research of Masters.
Ms Mnouchkine's ability to surprise and to mark her productions with her particular style owe much to her continuing exploration of the performing arts the world over and her eagerness to blend widely-differing inspirations into a harmonious whole.
He allows his sitters to select the backdrop for their picture and, although these exuberant canvases of dream homes, high-tech living rooms and gleaming cityscapes owe much to the conventions of African sign painters and folk artists, they talk of the aspirations of modern Ghanaians.
Elsewhere, "Adigbedoto" by Gnonnas Pedro glides on reverb-sozzled guitars that seem to owe as much to the Peruvian pop-rock style known as chicha as it does to any Beninese tradition.
But if the blunt instrument of bombing succeeds in this, it will owe as much to luck as to precision.
Meanwhile the erosion continues, and the villages downstream suffer from floods which owe as much to the hand of man as to nature.
Parts of Iran's constitution owe as much to France as to Islamic law, and older Iranian aristocrats speak French as comfortably as they do Persian.
Even if the US government were in surplus, we would owe as much to China because our debt to them is simply the difference between how much we exported to them and how much we imported from them.
The more dangerous second idea is the notion that America's rich owe their wealth entirely to their own brilliance, when in fact they also owe much of it to the system that allows and encourages great wealth to be created.
Given your rise to the top where so many of us wish to be, I think you pretty much owe it to business women everywhere to take the high ground, be accountable for your wrongdoing and take your medicine like a grownup.
Consumers like Victoria Cambrice enter the amount of money they want to borrow, how much money they owe to creditors and the loan terms they want.
We owe that much and more to the loved ones and heroes that we lost on September 11.
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Claritin may owe much of its success to the marketing prowess Kogan honed while hawking peanuts at Yankee Stadium in his youth.
It was a reminder of who I am, how lucky I am, and how much I owe to the good of others.
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They owe their success as much to what they choose not to do lending, trading, providing research, underwriting as to the things they do well.
Though the plaudits have almost exclusively been for the players, the Czechs owe much of their success to the tactical acumen of their coach.
The rap duo Kidz in the Hall is sort of like the Vampire Weekend of contemporary hip-hop: Its members met while attending an Ivy League university prominently reflected in their stage getup and they owe much of their success to the file-sharing footsoldiers of the music blogosphere.
Once there has been a final determination of how much tax you owe, there is an entirely different system to determine how much you can actually afford to pay.
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But it may be possible to avoid deterring too many by ensuring that students understand that, however much they owe, they will never have to hand over more than a certain share of their monthly pay cheque.
These weak-kneed declarations owe much of their lack of punch to the political vulnerabilities of Vajpayee and Sharif.
And anyway, there's always fun to be had laughing at the bus conductors as they try to work out how much their 750, 000 Zimbabwe dollar notes add up to, and how much change they owe the passengers.
Or will you teach them about how we owe much of the wealth we have today to past generations willingness to engage in trade rather than trying to maximize short term job protection?
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Later, it will determine how much oil actually leaked, which will lead to the calculation of how much the oil companies owe in civil fines.
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