不过在共有16个国家选项的最差游客中，美国受访者也“帮理不帮亲”，表示不能忍受自己的同胞。
But even American respondents buttonholed their compatriots as the worst travelers from a list of 16 nationalities.
在国家和国际两级应对这些影响，有哪些关键的政策选项？
What are the key policy options at national and international levels for addressing these impacts?
问题4：国家、粮农组织和伙伴方的短期及长期选项和前进的道路。
Issue 4: Short-term and long-term policy options and the way ahead for countries, FAO and partners.
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