Platform Revolution: How Networked Markets Are Transforming the Economy and How to Make Them Work for You: How Networked Markets Are Transforming the Economy―and How to Make Them Work for You

by Geoffrey G. Parker

Many online service platforms, including Dropbox and MailChimp, work this way. Both the razors-and-blades model and the freemium model monetize the same user base, or portions thereof.