Empirical studies suggest that undervaluation boosts growth, and more so in poor countries than in rich ones.

经验研究表明，低估促进了经济增长，这一点在贫困国家比在富国更明显。

Dr Osmond is currently devising ways to make empirical studies of the theory and Dr Mann is in Cambridge, Massachusetts, writing a book on the Worlds of Time.

Osmond 博士目前正在想方设法对该理论进行实证研究，而 Mann 博士正在马萨诸塞州的剑桥市撰写一本关于时间世界的书。