Moreover, European countries today are prepared to go to great lengths to save the euro, fearing that its collapse would jeopardize their single market. By contrast, when countries started abandoning the gold standard in 1931, tariff barriers had already gone up.
此外，今天欧洲各国都准备倾其所有挽救欧元，唯恐欧元的崩溃危害到单一市场。与此相对的是，1931年当各国开始抛弃金本位时，关税壁垒早已高筑。当时根本没有单一市场可供保护。