... overall monthly Household Finance Index rose to 42.6 last month, the second-highest reading since the survey was launched in 2009.
Markit also predicts that the survey results are "likely to be noticed by the Bank of England", implying that BoE governor Mark Carney could be poised to ease restrictions on interest rates - in force since the financlal crisis of 2009.
Mr. Carney said the UK's economic recovery had "exceeded all expectations" and "has momentum." Against that background, he said, the time for interest rates to "normalise" is nearing, and that in recent months the decision on whether to raise borrowing costs or leave policy unchanged "has become more balanced."
Figures released Tuesday show that UK factory output increased in July. Conversely the nation's trade deficit widened, a sign that economic recovery remains dependent on domestic demand.
In a speech to trade-union members in Liverpool, Mr Carney said the rate at which wages rise over coming months will be key to the exact timing of the first move. He also repeated his assurance that an increase in the benchmark rate will be "gradual and limited."
Suspending his legendary caution, Mr Carney also observed that the UK's economic recovery had "exceeded all expectations" and "has momentum."
In the light of this encouraging trend, Carney said the time for interest rates to "normalise" is nearing, and that in recent months the decision on whether to raise borrowing costs or leave policy unchanged "has become more balanced."
Despite this positive trend UK wages remain "in a rut" - although Markit's senior economist Jack Kennedy believes incomes are now showing "tentative signs of life".
Notes Mr Kennedy: "With the Bank of England now forecasting a return to real wage growth by the middle of next year, there appears to be light at the end of the tunnel".
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