What Can Children Learn from a Free Trial of Eyeglasses Use? Evidence from a Cluster‑Randomized Controlled Trial in Rural China

• Main Authors: Yaojiang Shi PhD (Author), Wei Nie MA (Author), Ming Mu MA (Author), Shuyi Song MA (Author), Lanxi Peng MA (Author), Lifang Zhang MA (Author), Jie Yang PhD (Author), Hongyu Guan PhD (Author), Yiqi Zhu PhD (Author), Qiufeng Gao PhD (Author), Jingchun Nie PhD (Author)
• Format: Book
• Published: SAGE Publishing, 2020-11-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Free trial is a widely used business strategy that takes advantage of information asymmetry. However, evidence on what we can learn and how rapidly we can learn from a free trial of health care is limited. This study evaluates the effect of a free trial of eyeglasses on children's 8 items of pe...