The most pervasive problem is less obvious: our own behaviour.
最普遍的问题不那么明显：即，我们自己的行为。
2
The narrowness of this perspective ignores the pervasive recessions and joblessness of the previous decades, as Alexander Keyssar shows in his recent book.
正如 Alexander Keyssar 在其新书中所指出的那样，这种狭隘的观点忽略了过去几十年普遍存在的衰退和失业现象。
3
According to a recent study of retail firms, which confirmed that IT has become pervasive and relatively easy to acquire, IT by itself appeared to have conferred little advantage.