I think it's better to do so as painlessly and efficiently as possible.
The market effectively and efficiently evaluates the outcome of the activist plans as being good for the company—period.
“TSA partners with the traveling public to screen all passengers safely and efficiently,” the agency said in a statement.
"capable of producing the desired effect," late 14c., "making, producing immediate effect," from Old French efficient and directly from Latin efficientem (nominative efficiens) "effective, efficient, producing, active," present participle of efficere "work out, accomplish" (see effect). Meaning "productive, skilled" is from 1787. Related: Efficiently.