Casadesus-Masanell, Ramon, and Joan E. Ricart. "How to Design a Winning Business Model." Harvard Business Review 89, nos. 1-2 (January–February 2011): 100–107.
Not only is it more consistent with Apple’s current design language, but by moving the title to ... Finally, PDF Expert’s business model is changing with this update. For a $79.99/year subscription, ...
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