From Kendall Jenner to Kate Upton to Ivanka Trump, many of today's top names in fashion started off as models. But who is the most popular?

The interesting thing about business models is that there is not much magic involved. Business models are pretty much set and all you have to do really is apply one of them to your business.

The convergence of these technologies and demographic shifts have laid the foundation for several new business models and opportunities within a large and growing market.

Tian Yuan Yuan is China's top Internet model, a title she earned by promoting products from skin-tight leggings to rabbit fur bags through online shopping site Taobao Marketplace.