Productivity gamification

1. Exploration Vs. Exploitation: Productivity Gamification (Insights)
2. Growth Vs. Sustainability in Productivity Gamification (Insights)
3. Task Vs. Goal Orientation in Productivity Gamification (Contrasts)
4. Performance Metrics Vs. Completion Metrics (Productivity Gamification)
5. Microtasks Vs. Macrotasks in Gamification for Productivity (Insights)
6. Productivity Gamification: Avatars Vs. Player Types (Explored)