In what became known as the Lost Wallet Test, 13 research assistants traveled to 355 cities in 40 different countries, recreating the same scenario in hotels, banks, public offices, and various cultural establishments.

在这场 “丢失钱包测试” 中，13 名研究助理前往 40 个不同国家的 355 个城市，在酒店、银行、公共办公室和各种文化场所重现同样的场景。