The phrase "in a decisive manner" is correct and usable in written English.
It can be used when referring to a person's actions that were taken in a clear and purposeful way. For example: "The candidate presented his credentials in a decisive manner, making it clear that he was well-prepared for the job."
"As Mr. Putin in a decisive manner influences the decision of this court, it would be proper from the legal standpoint to interrogate him," said Mark Feigin, one of the lawyers.
But E.U. officials wanted to demonstrate that they are capable of behaving in a decisive manner.
HAWKS 105, BULLS 84 Joe Johnson and Atlanta ended nearly four years of losing to Chicago in a decisive manner.
"The European Union must act in a decisive manner that conforms to its values", the Elysée statement read.
He added, "Failure on the part of the Palestinian Authority to confront terror in a decisive manner is absolutely unacceptable".
On the other, however, it is precisely by building it that I come to disclose myself in a decisive manner.
"I am gratified that shareholders have endorsed our offer in such a decisive manner," Mr. Icahn said in the statement.
In central banking, the commitment to act in such a decisive manner helps to anchor expectations within a range of outecomes acceptable to monetary policy makers – if conditions diverge, the bank would step in to re-establish outcomes that fit its policy objectives.
That speech was most notable for Trump's promises to deal with the undocumented in a decisive way, a manner required, Trump said, because Mexico has dispatched the dregs of its society — "rapists" and "criminals" — to the United States.
In a memorandum to Secret Service employees, the director, Mark J. Sullivan, said the agency had "moved in a swift, decisive manner immediately after this incident was brought to our attention," according to a copy of the memo obtained by The New York Times on Monday.
So while NBC may have been wiser to act in a bold, decisive manner and tell Leno that his time had passed, it is not that hard to appreciate their hesitation to do so.
