E-Commerce in the Digital Library

Delivery

Cryptolope

DigiBox

HTTP

E-mail

Shopping Models: Pay-per-view, Subscription, Session, Shareware, Auctions, Site License,

Major

Integration

Problem

Steven Ketchpel & DL Economics Group

Payment

CyberCash

DigiCash

First Virtual

SET

Gift Certificate, Layaway, Pre-paid vouchers, … .