what affect pay for specific jods?

There are several factors that would impose an effect on the pay for a specific job.
Firstly, the demand and supply on the job. If the demand for the job is high and unmatched by the supply, the pay for that job will increase.
Other than that, personal factors of the candidate will have an impact on the final package attained. These may include, past performance, experience on the related job, educational background, etc.
Lastly, the company factor. Usually, foreign entities will offer a higher salary, if compared to local, privately owned companies.

对于具体的工作来讲，什么影响收入？

Employers typically adjust their market data when determining how much to pay a specific employee to do the job. In other words, they price the "space" - the position in the organization - before they price the "face," or the person doing that job. After they determine the value of the position by researching the data on pay practices for comparable jobs at comparable co