Mashup Business Models - ReadWriteWeb
In summary, some models they list are;
"Developing a mashup can be a lot of fun and it's usually low cost, because you're using (semi) open tools and data. Forget fun though for a minute - is there a business in mashups? There are obvious benefits for the data providers, for example both Google and craigslist benefit from increased traffic to their sites. In most cases that leads to increased revenue as well. But what's in it for the mashup developer, apart from publicity and prestige?"
In summary, some models they list are;
- Advertising
- Lead generation and affiliate programs
- Transactional Mashups
- Subscriptions
- Pay-per-transaction