It might make unnecessary a more interventionist policy in which the government tries to dictate how funds are governed.

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Paul, who is more of a libertarian than a Republican, was trying to offer some perspective on the pitfalls of an interventionist policy by the American government in the affairs of the Middle East and other countries.

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He has long argued for a more interventionist industrial policy, to boost exports and substitute imports.

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Support for Texas Congressman Ron Paul has slipped a little after he was challenged about his non-interventionist foreign policy views.

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His moderate stance on global warming, gay marriage, and his more anti-interventionist foreign policy views all make him a fairly unlikely GOP nominee.

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He said low-carbon schemes were in place for the period up to 2020 but for the longer term the country's "needed to be a more interventionist energy policy".

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He has even reactivated an interventionist industrial policy.

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Mantega, who is associated with a highly interventionist approach to policy making, would not be the best person for this task.

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Unfairly or not, current Minister Mantega is associated with a highly interventionist, and often confrontational, policy-making style.

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