对全球最富裕人群的日益聚焦，是航空业为应对燃油价格飙升而做出的行业反应。
燃油价格挤压了利润空间并导致机票价格上涨，从而吓退了更具价格意识的经济舱乘客。
The sharpened focus on the world's wealthiest is an industry reaction to a surge in fuel prices that has squeezed margins and led to fare increases that have deterred the more cost-conscious economy passengers.