How should a policy maker set a subsidy rate to encourage adoption of a new clean technology?

Group of answer choices

Set the subsidy to increase the income of the purchaser if they buy the new technology.

Set the subsidy to eliminate the tax liability of likely consumers of the product.

Set the subsidy so that the new clean technology is cost$-$competitive with the older polluting technology.

Set the subsidy low enough to drive the old technology out of the market.