Quantitative easing may cause higher inflation than desired if the amount of easing required is overestimated and too much money is created by the purchase of liquid assets. ... Inflationary risks are mitigated if the system's economy outgrows the pace of the increase of the money supply from the easing.

Will Fed QE cause inflation?

QE May Cause Inflation

This hypothetically can lead to a decrease in the buying power of money already in circulation as greater monetary supply enables people and businesses to raise their demand for the same amount of resources, driving up prices, potentially to an unstable degree.

Does QE cause inflation deflation?

Therefore there will be a deflationary tailspin. Quantitative Easing doesn't create inflation. New money gained is balanced by less liquid assets lost in exchange. The new money is encumbered by this process, so isn't easily squandered on immediate rash purchases.