“Achievement unlocked!” - The impact of digital achievements as a gamification element on motivation and performance
作者：
Highlights：
• Achievements improve performance.
• Achievements improve motivation regarding persistence but not self-reports.
• Achievements are more effective when designed in high difficulty and low quantity.
• Achievements resemble classical goal-setting regarding their working mechanisms.
• Achievements improve performance more than goal-setting over time.
摘要
•Achievements improve performance.•Achievements improve motivation regarding persistence but not self-reports.•Achievements are more effective when designed in high difficulty and low quantity.•Achievements resemble classical goal-setting regarding their working mechanisms.•Achievements improve performance more than goal-setting over time.
论文关键词：Gamification,Achievements,Goal-setting,Motivation,Performance,Experiment
论文评审过程：Received 5 November 2018, Revised 25 February 2019, Accepted 26 February 2019, Available online 1 March 2019, Version of Record 23 March 2019.
论文官网地址：https://doi.org/10.1016/j.chb.2019.02.026
