Friedman, B. M., & Kuttner, K. N. (1991). Why does the paper-bill spread predict real economic activity? National Bureau of Economic Research.
Chicago-Zitierstil (17. Ausg.)Friedman, Benjamin M., und Kenneth N. Kuttner. Why Does the Paper-bill Spread Predict Real Economic Activity? Cambridge, Mass: National Bureau of Economic Research, 1991.
MLA-Zitierstil (9. Ausg.)Friedman, Benjamin M., und Kenneth N. Kuttner. Why Does the Paper-bill Spread Predict Real Economic Activity? National Bureau of Economic Research, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.