Does Boris tells everyone how great the beef is to stimulate demand, while Leo takes a small portion and urges sustainable consumption?

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So all of these things will have a cumulative effect to reduce the portion of our energy consumption that comes from foreign sources, and by doing that, reduce the impact of fluctuations in the global oil market on average Americans.

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But holding a portion of one's wealth in a basket of foreign currencies is advisable, he says, as a portion of one's consumption over time comes from foreign goods produced both in developed and emerging markets.

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The survey also looked at oily fish consumption, which has increased from about a quarter of a portion to a third of a portion per week.

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