Chancellor George Osborne has asked the Bank of England to take a bigger role in ensuring his Help to Buy housing scheme does not fuel a property boom.
Shadow Chancellor Ed Balls has warned the government's Help to Buy scheme will make it harder for would-be first-time buyers to get onto the housing ladder.
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The Financial Conduct Authority (FCA) is increasingly turning its focus to individual mortgage products and more intervention in the market is likely, according to Deloitte.
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Business secretary Vince Cable has called on his own government to consider whether the second stage of the Help to Buy scheme should go ahead.
The new Bank of England governor, Mark Carney, has said he will step in to prevent a house price bubble caused by low interest rates and the Government's Help to Buy scheme.
UK house prices continued to rise at a "fairly brisk pace" in August, according to the latest figures from Nationwide.