Media type: E-Article Title: E-book pricing and vertical restraints Contributor: De los Santos, Babur; Wildenbeest, Matthijs R. Published: Springer Science and Business Media LLC, 2017 Published in: Quantitative Marketing and Economics, 15 (2017) 2, Seite 85-122 Language: English DOI: 10.1007/s11129-017-9183-z ISSN: 1570-7156; 1573-711X Origination: Footnote: