题目内容
下列哪些属于第一性的法律关系
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Since the US economy is based on free enterprise, there is little government involvement in the economy.
As the first country to have entered the "post industrial" society , the US has a manufacturing industry unrivalled by any other country in the world.
In the 18th century, the New England colonies specialized in producing tobacco from plantations.
Alexander Hamilton adopted a policy in favor of small farmers.
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