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For any country,if the world price of zinc is higher than the domestic price of zinc without trade,that country should
Crucial Experiment
An experiment that is critically important in testing and potentially proving or disproving a hypothesis or theory.
Hypothesis
A hypothesis is a proposed explanation for a phenomenon, serving as a starting point for further investigation to be tested through experimentation or observation.
Investigative Method
A systematic approach employed in various disciplines to explore and gather facts or information about a particular subject, phenomenon, or aspect of study.
Resources
Assets, material or nonmaterial, that individuals or groups have access to and can use for support, survival, or to achieve goals.
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