federalism

Federalism allows states to experiment with different policy approaches to the same social problems.联邦制允许各州尝试针对相同社会问题的不同政策方法。

The tension between federalism and centralisation is a recurring theme in constitutional debates.联邦制与中央集权之间的紧张关系是宪法辩论中一个反复出现的主题。