Play Time

Play Time: References

Printed UNKNOWN

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• Bartle, Richard, 2003. Designing Online Worlds. Indianapolis: New Riders.
• Castronova, Edward, 2001. “Virtual Worlds: A First-Hand Account of Market and Society on the Cyberian Frontier”, CESifo Working Paper 618, https://www.cesifo.org/en/publikationen/2001/working-paper/virtual-worlds-first-hand-account-market-and-society-cyberian
• Castronova, Edward, 2002. “On Virtual Economies”, CESifo Working Paper 752, https://www.cesifo.org/en/publikationen/2002/working-paper/virtual-economies.
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• Yee, Nicholas, 2004. “Unmasking the Avatar: The Demographics of MMO Player Motivations, In-Game Preferences, and Attrition”, Gamasutra website, retrieved September 2004,
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