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If the density of normal matter, such as protons and electrons, were higher in the early universe, would there have been more or less 4He made in the Big Bang?
Quota
A government-imposed trade restriction that limits the number or monetary value of goods that can be imported or exported during a specified period.
Sugar
A sweet-tasting, soluble carbohydrate used commonly as a sweetener in food and drinks.
Tariff
Tax on an imported good.
International Trade
The exchange of goods, services, and capital across international borders or territories, influencing global economic activity.
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