Solon ( with Pedro Martins and Jonathan Thomas ) has been looking at data that allow him to observe the same companies recruiting over and over again perhaps many times in a year for the same entry-level positions. 索隆一直与佩德罗马丁斯(pedromartins)和乔纳森托马斯(jonathanthomas)研究数据,观察一次又一次招募(一年可能有很多次)同一入门级别岗位的公司。