On the other hand, businesses for which cutting carbon is a high-cost proposition will choose either to slowly cut them or to cease operations.
反之，某水泥廠做「餘熱回收」也可達到減碳目的，這項技術早年因投資風險高，符合「額外性」精神，但近年已經成為業界常規且投資報酬率頗佳，因此喪失了 CDM 申請資格。