We extend the basic (representative-household) New Keynesian [NK] model of the monetary transmission mechanism to allow for a spread between the interest rate available to savers and borrowers, that can vary for either exogenous or endogenous reasons. We find that the mere existence of a...

We extend the basic (representative-household) New Keynesian [NK] model ofthe monetary transmission mechanism to allow for a spread between the interestrate available to savers and borrowers, that can vary for either exogenous orendogenous reasons. We nd that the mere existence of a positive...