Based on the stationarity test of time alignment, it can be determined that there is no cointegration between foreign exchange earnings from tourism and economic growth.
依据时间序列的平稳性检验可以判定：旅游外汇收入和经济增长两时间序列之间应不是协整的。
Foreign exchange earnings from international tourism topped 40.8 billion US dollars, down 2.6 percent.
国际旅游外汇收入408亿美元，下降2.6%。
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