2. A country with a civilian (work-eligible) population of 90,000 (all over age 16) has 70,000 employed and 10,000 unemployed persons. Of the unemployed, 5,000 are frictionally unemployed and another 3,000 are structurally unemployed. On the basis of these data, answer the following questions. (4 points) a. What is the size of the labor force? b. What is the unemployment rate? c. What is the natural rate of unemployment for this country? d. Is this economy in a recession or expansion? Explain.

Which of the following methods could be considered a "best practice" in terms of informing respondents how their answers to an on-line survey about personal information will be protected? respondents are informed that investigators will try to keep their participation confidential; however, confidentiality cannot be assured.respondents are informed that a research assistant will transfer all the research data to a password-protected computer that is not connected to the internet, via a usb flashdrive. the computer is located in a research team member's office.the investigator uses the informed consent process to explain her institution's method for guaranteeing absolute confidentiality of research data.the investigator uses the informed consent process to explain how respondent data will be transmitted from the website to his encrypted database without ever recording respondents' ip addresses, but explains that on the internet confidentiality cannot be absolutely guaranteed.the investigator uses the informed consent process to explain how respondent data will be transmitted from the website to his encrypted database without ever recording respondents' ip addresses, but explains that on the internet confidentiality cannot be absolutely guaranteed