"We have only one needle in our compass," Mr. Trichet said, "which is that we have to deliver price stability".
"We need to deliver price stability with inflation around our 2% target, and stability from a financial system that that functions and isn't prone to big shocks.
But as long as the internet continues to deliver price and product information quickly, cheaply and securely, e-commerce will continue to grow.
"There is no contradiction, but full complementarity in doing what is our prime mandate, which is to deliver price stability," he said after a meeting of the bank's governing council.
"We do what we judge necessary to be sure that we deliver price stability," Jean-Claude Trichet, the president of the central bank, said last week, repeating a phrase he has used often.
The critics often forget that its main obligation is to deliver price stability.Part of the explanation for the euro's weakness could be the growth gap between America and Europe.
Analysts say the ability to deliver price quotes is only part of GM's online challenge.
He added that the European Central Bank could not deliver price stability immediately because of potential price shocks and that it would not change its inflation target.
The Bank added: "The MPC's remit is to deliver price stability, but to do so in a way that avoids undesirable volatility in output.
Mr Carney said that the Bank's remit to deliver price stability had not changed, and pledged to bring inflation back to its 2% target.
