Digital scarcity

1. Tangible Goods vs Intangible Goods (Virtual Economy Gamification Tips)
2. Virtual Goods vs Digital Goods (Player-Centric Gamification Tips)
3. Wealth Distribution vs Wealth Accumulation (Virtual Economy Gamification Tips)
4. Digital Assets vs Game Assets (Gamification Achievement Systems Tips)
5. Premium Currency vs Free Currency (Virtual Economy Gamification Tips)
6. Economic Value vs Intrinsic Value (Virtual Economy Gamification Tips)
7. Game Revenue vs Virtual Revenue (Virtual Economy Gamification Tips)
8. Player Transactions vs In-Game Transactions (Virtual Economy Gamification Tips)
9. Resource Allocation vs Wealth Distribution (Virtual Economy Gamification Tips)