The phrase 'an additional commitment' is correct and usable in written English.
You can use it when you are describing something that has been pledged or undertaken in addition to something else. For example: "The company took on an additional commitment to reduce its carbon footprint by 20%."
When an additional commitment from the International Monetary Fund is included, Europe has about 750 billion euros to help governments in danger of defaulting.
He said the money he gave was an additional commitment to the arts, not money he would have typically given to another cultural venture.
The grant will match new or increased donations up to $400,000, for a potential yield of $800,000; and if the challenge is met, Ballet Theater said, Mr. Wilson has made an additional commitment of $200,000 for 2006, raising the potential to $1.2 million.
The new infusion of cash from Mr. Allen, who was one of the company's first backers, then also to the tune of $100 million, is expected to be accompanied by an additional commitment from another of the company's original investors, executives involved in the transactions said.
Money from the new round came from the late-stage investment firm Technology Crossover Ventures, with an additional commitment from Susquehanna Growth Equity.
Being committed to the existence of 'those cats' (while adverting to Mr. Furrikens, Chairman Meow, and Magnificat) is not an additional commitment over and above the commitment to Mr. Furrikens, Chairman Meow, and Magnificat.
Bob Herbert states that President-elect Barack Obama would need to articulate clearly the goals for any additional commitment of troops by the United States in Afghanistan.
Others said it may be early next year before Mr. Obama can extract any additional commitments.
Regarding Afghanistan, Mr. Obama said he "did not press the prime minister on any additional commitments" of troops, despite his own decision this week to increase the American presence there by 17,000.
The Marine Corps issued an intelligence report in late 2006 declaring that the province would be lost without a significant additional commitment of troops.
Participants in this study cannot be considered a random sample of the very old population; they had elected to participate in the Newcastle 85+ Study and made a subsequent additional commitment to undergo cardiac assessment.
