Sentence examples for be costly and difficult from inspiring English sources

Pursuing any action could be costly and difficult to prove without a prior contractual agreement.

But they realized such a project would be costly and difficult.

Ramping up ethanol production to hit the 36bn mark would be costly and difficult, if not impossible.

A number of experts believe that making an antimissile system able to survive attack would be costly and difficult.

A combination of new technologies makes selectivity and habitat conservation possible, but conversion to these new methods will be costly and difficult.

Yet the decision to fire a poorly performing CEO is relatively simple, while uncovering earnings management can be costly and difficult.

Assessing the motivations and psychological well-being of returnees is costly and difficult.

Because going out and meeting people is costly and difficult.

However, the real pipe test is costly and difficult.

Online industry associations respond that providing such protection to their customers is costly and difficult.

These are costly and difficult changes, which often have long lead-times, making advanced planning essential.