The phrase "are especially necessary" is correct and usable in written English.
It can be used to emphasize the importance or requirement of something in a specific context.
Example: "In times of crisis, clear communication and transparency are especially necessary to maintain trust."
Alternatives: "are particularly essential" or "are crucially important."
As Einhorn might see it, people like him are especially necessary because so many others have been asleep at the wheel.
"Those skills are especially necessary at WorldCom," said Stuart C. Gilson, a Harvard Business School professor who is an expert on bankruptcy and corporate restructuring.
The lessons taught in RE are especially necessary after leaving school, as we meet people from different backgrounds, traditions and religious beliefs from across the world.
Antitrust and similar regulations are especially necessary in cases where certain market actors, such as companies, have acquired enormous market power.
Pressure organizations are especially necessary, for example, in closely fought sales campaigns or political elections, especially in socially heterogeneous areas that have extremely divergent regional traditions, ethnic and linguistic backgrounds, and educational levels and very unequal income distributions.
A second reason for the telco tie-ups is that bundled offerings are especially necessary in price-sensitive markets like India and the neighboring countries.
I must have done nothing".' She knew that muscle ball would be especially necessary against Norway, the only team to have a winning record (18-17-2) against the United States.
A guidance system will be especially necessary if the well is to be put into production after the drilling platform is moved away.
While divorce ceremonies are important to the participants (or, at least, one of them), they can be especially necessary for the children of divorcing couples.
During his speech, the prime minister said that conservation efforts were especially necessary for the poor, who disproportionately depend on the ecosystem for their livelihoods.
