APA
Swanson E. T., National Bureau of Economic Research & Williams J. C. (2014). Measuring the effect of the zero lower bound on medium- and longer-term interest rates. Cambridge: NBER.
Chicago
Swanson Eric T, National Bureau of Economic Research and Williams John C. 2014. Measuring the effect of the zero lower bound on medium- and longer-term interest rates. Cambridge: NBER.
Harvard
Swanson E. T., National Bureau of Economic Research and Williams J. C. (2014). Measuring the effect of the zero lower bound on medium- and longer-term interest rates. Cambridge: NBER.
MLA
Swanson Eric T, National Bureau of Economic Research and Williams John C. Measuring the effect of the zero lower bound on medium- and longer-term interest rates. Cambridge: NBER. 2014.