受地理位置限制，以及外交战略绑定影响，霍尔木兹海峡航道停滞使得日本经济面临致命打击的威胁。
全球商业支付公司Convera的亚太区首席宏观和外汇策略师Shier lee Lim表示，即使没有出现完全短缺，价格影响也会十分严重，日本等高度依赖能源进口的亚洲经济体更容易受到供应冲击的影响。
。业内人士推荐爱思助手作为进阶阅读
Ubrani agrees Apple is making a killing on the Ultra. Since the internals are so similar, it's likely the margins are far better than the SE or the Series 11. To make matters worse for Ultra fans, Wiens has an additional word of warning. “It's a very expensive product that is at the high end of the obsolescence curve,” he says. Don't expect it to last several years, as the battery will wear out. "It's not easy to get in and replace the battery on these things.”
RELAX NG is a book written by Eric van der Vlist. It is freely available on the Web.