市场需求的拉动力使得旅游这一“朝阳产业”步入了一个新的台阶。

The demand of the market propels tourism, the recently-emerged industry, into an entirely new stage.

《拉动力》等书的作者约翰·哈格尔表示，布林约尔松和迈克菲没有考虑到为什么这些工作最容易受到科技的影响。

John Hagel, author of The Power of Pull and other books, says Brynjolfsson and McAfee miss the reason why these jobs are so vulnerable to technology in the first place.