The piece attributes the record job-jumping rates to the overheated economy and the ease of finding work online.
The piece attributes the job-jumping rates to rise in employment, and the outsourcing of labor to the Chinese.
mnli hypothesis: The piece attributes the job-jumping rates to rise in employment, and the outsourcing of labor to the Chinese. premise: The piece attributes the record job-jumping rates to the overheated economy and the ease of finding work online.