He told me two key things: "You'll never have the advertising power to outsell British Airways."

他跟我提到两个关键事项：“你的广告威力永远不可能超过英国航空。”

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It has a low cost base and support from British Airways in key areas such as sales and marketing.

CNN: British Airways subsidiary launches transatlantic service

Union backing became the key underpinning for the US Airways merger effort, initially opposed by AMR management.

FORBES: How Labor Made US Airways, AMR Merger Happen

But the real key to the merger is US Airways' comprehensive service to small cities along the East Coast.

WSJ: Little overlap in American, US Airways routes