LinkedIn has an established business model with three lines of revenue, including premium subscriptions, corporate solutions and advertising.
Christie's sold for just $9.5 million, or $10.6 million including premium.
As an illustration, we consider a problem of optimal insurance design where the premium principle satisfies the vigilance property, hence covering a large collection of commonly used premium principles, including premium principles that are not law-invariant.
Beverages: Full bar including premium sake and specialty cocktails.
"[But] we are exploring potential business models that may include premium features to address certain applications.
"We are exploring potential business models, which may include premium features or applications for specific use cases," a spokesperson said.
While so far the site's straight purpose has been to publish analysis and news about the fashion industry, it will also start to explore new business models, including launching events, analytics services and premium content.
Spotify has added pay models, including an ad-free day pass for 99p and a premium, ad-free service for £9.99 per month, but earlier in November Spotify chief executive Daniel Ek admitted that the planned US launch of Spotify had been delayed, reportedly because US labels are concerned about how the free, ad-supported streaming model will work there.
However, in emerging markets, it has also experimented with different models, including day-, week- and month-long passes to the premium product.
It plans to keep its Japanese plants, which build models including the Prius hybrid car and most of the lineup for its Lexus premium brand, closed at least through Saturday.
