A week after closing its purchase of BusinessWeek, it has bought New Energy Finance, a UK-based publisher of news covering the carbon and clean power markets. Terms were not disclosed. Peter Grauer, Bloomberg’s chairman, recently hinted at more acquisitions on the way in its bid to become the world’s ‘most influential source of news.” Besides the energy markets, Bloomberg has been working on building up its news and data resources on topics such as the property business and law. Release