Professor Ian Walker of Warwick University investigated the value of time after research showed that over 80 percent of respondents would buy more time if they could afford it.

• 英国沃里克大学的伊恩·沃克教授在研究后计算出了时间的价值。他的研究还表明如果可能的话有超过80%25的人愿意购买更多的时间。