The phrase "a substantial incentive" is correct and usable in written English.
It can be used when discussing a significant motivation or reason for someone to take a particular action or make a decision.
Example: "The company offered a substantial incentive for employees to meet their sales targets, which greatly boosted productivity."
Alternatives: "a significant motivation" or "a considerable encouragement."
This strategy has enhanced our efforts to reduce our SIR (observed/expected cases) and resulted in a substantial incentive payment for CHA.
The help-to-buy scheme proved a substantial incentive to young couples, with demand high for A-rated, energy efficient new homes.
Boston also is reluctant to set a bad precedent; if it commits to a substantial incentive package for Fresh Air, future companies considering a move to Boston will expect the same.
In denying bail, Judge Maas said that the government appears to have a "very strong case" against Mr. Higazy, and that he has "a substantial incentive to flee a community he doesn't have substantial ties with".
Instead, it does away with the legal presumption that the team has the exclusive right to use the name in commerce, thus providing a substantial incentive for the Redskins — and other groups — to avoid using a name that may be considered offensive.
It was a breathtaking solution, even in a world accustomed to generous public support of movie projects, and a substantial incentive package was included: the government agreed to contribute $99 million in production costs and add $10 million to the studio's marketing budget.
"We should remember that the existing sanctions are already having a devastating impact and provide substantial incentive for the Iranians to show the necessary flexibility".
They also have a substantial economic incentive to prevent accidents.
The Department of Corrections "thus has a substantial financial incentive to leave its state prisoners on the barren concrete floors of the Morgan County Jail," Judge Clemon wrote.
More fundamentally, natural owners of a community are those businesses that have a substantial economic incentive to exploit synergies between an on-line community and a preexisting business.
Benefits can be quickly distributed to sudden disaster victims, and the benefit formula includes a substantial work incentive, which Congress recently strengthened.
