Chinese experts on world economy

The video discusses global economic trends, highlighting potential impacts of a conflict in Iraq on demand and profit margins. It also examines the effects of trade barriers on the US economy and the broader global economic outlook, including foreign confidence in China.

文本中提到的长期变化趋势对经济的影响是什么？

根据文本，国外企业对中国的信心会受到什么影响？