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All nuclides of which element must be radioactive?
Producer
A producer is an individual or organization that creates goods or services for sale to consumers or other businesses.
Export
The sale of goods or services produced in one country to another country.
Worldwide Monopoly
A market structure in which a single company or entity has exclusive control over the production and sale of a product or service across the globe.
Tariff
A tax imposed by a government on imported or exported goods to regulate trade.
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