Relating postal activity to the business cycle by linear regression with integral equations

von Clendenin, Katalin K.
Veröffentlicht in Conference on Postal and Delivery Economics (26. : 2018 : Split) New business and regulatory strategies in the postal sector (2018)

Are US postal price elasticities changing?

von Cigno, Margaret M.
Veröffentlicht in The role of the postal and delivery service in a digital age (2014)