• im:AlienStudentEmploymentType (e.g. im:AlienStudentEmployment)

• Nothing

Can be replaced with:

• im:EmploymentTimeBasisCodeText
      A time basis of an alien students employment.
• im:EmploymentTimeText
      A field indicating the description for the associated kind of alien student employment time code.

• im:AlienStudentEmployment (of im:AlienStudentEmploymentType)
      An employment of a non-immigrant alien participating in an authorized student or exchange visitor educational program.
• im:StudentEmployment (of im:AlienStudentEmploymentType)
      A current authorized employment of an alien student.

• Nothing