Which of the following are reasons that economists use to explain the decrease in the natural rate of unemployment between the 1980s and the early 2000s in the United States? Each bin contains more than one correct answer and all items should be placed in a bin

Reason / Not a Reason

1. the aging baby boomer generation is at an age when they are more likely to keep existing jobs

2. legal restrictions and regulations for employment have become more lenient

3. no recessions occurred between the 1980s and the early 2000s, so people remained in their jobs

4. the growth of the temporary worker industry

5. internet improved communication between employers and job seekers

6. more people in the job market means fewer people are changing jobs.