And they must be results-based.That may be especially difficult to achieve in Africa.
Educational standards in science can be especially difficult to meet in home-schooling.
Since lawyers and accountants had helped create the partnerships, it would be especially difficult to prove illegality.
Now that doctors' offices are crowded with flu patients, it may be especially difficult to obtain quick medical attention.
Second, the conspiracy charge could be especially difficult to prove, given that Anonymous boasts of being leaderless and free-floating.
Even if consensus eventually settles behind another round of stimulus, what specific measures it should include could be especially difficult to resolve.
The sound design of a musical can be especially difficult to appreciate, since it involves supporting singers and musicians more than creating effects and soundscapes.
We are now entering a period of fiscal austerity in which it will be especially difficult to make such massive infrastructural investments.
The assertions by Mr. Chang that he gave envelopes full of cash to Mr. Torricelli may be especially difficult to prove.
Landmarked interiors that were tailored to specific purposes, like that of 510 Fifth, with its massive bank vault visible from the street, may be especially difficult to lease.
Many of our offices are led by women, including some of the most important in our network and in places where women's success can be especially difficult to achieve such as New York, Buenos Aires and Cairo".
