Greenback (moneta)

I greenback (in inglese “biglietti verdi”), formalmente Demand Notes, furono dei biglietti di Stato di emergenza emessi dagli Stati Uniti durante la guerra civile americana, dal 1861 al 1862.

Anche le successive United States Note furono volgarmente chiamate greenback.

• H. W. Brands, Greenback Planet: How the Dollar Conquered the World and Threatened Civilization as We Know It, University of Texas Press, 2011, ISBN 9780292739338.
• (EN) Arthur L. Friedberg e Ira S. Friedberg, Paper Money of the United States, 20th, Coin & Currency Institute, 2013, ISBN 978-0-87184-020-2. URL consultato il 25 gennaio 2020.
• Gene Hessler, U.S. Essay, Proof and Specimen Notes, 2nd, BNR Press, 2004, ISBN 0-931960-62-2.
• Wesley Clair Mitchell, A history of the greenbacks: with special reference to the economic consequences of their issue: 1862–65, University of Chicago Press, 1903.