APA
Christiano L. J., National Bureau of Economic Research, Eichenbaum M. S. & Trabandt M. (2020). Why is unemployment so countercyclical?. Cambridge: NBER.
Chicago
Christiano Lawrence J, National Bureau of Economic Research, Eichenbaum Martin S and Trabandt Mathias. 2020. Why is unemployment so countercyclical?. Cambridge: NBER.
Harvard
Christiano L. J., National Bureau of Economic Research, Eichenbaum M. S. and Trabandt M. (2020). Why is unemployment so countercyclical?. Cambridge: NBER.
MLA
Christiano Lawrence J, National Bureau of Economic Research, Eichenbaum Martin S and Trabandt Mathias. Why is unemployment so countercyclical?. Cambridge: NBER. 2020.